diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa465a1906..6f7e182681 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [6.84.0](https://github.com/googleapis/java-spanner/compare/v6.83.0...v6.84.0) (2024-12-17)
+
+
+### Features
+
+* **spanner:** Add jdbc support for external hosts ([#3536](https://github.com/googleapis/java-spanner/issues/3536)) ([801346a](https://github.com/googleapis/java-spanner/commit/801346a1b2efe7d0144f7442e1568eb5b02ddcbc))
+
+
+### Dependencies
+
+* Update opentelemetry.version to v1.45.0 ([#3531](https://github.com/googleapis/java-spanner/issues/3531)) ([78c82ed](https://github.com/googleapis/java-spanner/commit/78c82edb4fcc4a5a9a372225ca429038c3b34955))
+
 ## [6.83.0](https://github.com/googleapis/java-spanner/compare/v6.82.0...v6.83.0) (2024-12-13)
 
 
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 31ad076c28..27f32c0e9c 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
 
   <properties>
diff --git a/google-cloud-spanner-bom/pom.xml b/google-cloud-spanner-bom/pom.xml
index d8f035ea2f..0416dc9415 100644
--- a/google-cloud-spanner-bom/pom.xml
+++ b/google-cloud-spanner-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-bom</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -53,43 +53,43 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
         <type>test-jar</type>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-spanner-executor/pom.xml b/google-cloud-spanner-executor/pom.xml
index dd43ae439e..07cb7db2ab 100644
--- a/google-cloud-spanner-executor/pom.xml
+++ b/google-cloud-spanner-executor/pom.xml
@@ -5,14 +5,14 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-executor</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner-executor:current} -->
+  <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner-executor:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Spanner Executor</name>
 
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
 
   <properties>
diff --git a/google-cloud-spanner/pom.xml b/google-cloud-spanner/pom.xml
index c5128cc19f..2e93e6e522 100644
--- a/google-cloud-spanner/pom.xml
+++ b/google-cloud-spanner/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Spanner</name>
   <url>https://github.com/googleapis/java-spanner</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-spanner</site.installationModule>
diff --git a/grpc-google-cloud-spanner-admin-database-v1/pom.xml b/grpc-google-cloud-spanner-admin-database-v1/pom.xml
index 2ec9ebce7b..79a7ca08be 100644
--- a/grpc-google-cloud-spanner-admin-database-v1/pom.xml
+++ b/grpc-google-cloud-spanner-admin-database-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
   <name>grpc-google-cloud-spanner-admin-database-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-admin-database-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-admin-instance-v1/pom.xml b/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
index 78a64b26cb..435cf44ff0 100644
--- a/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
+++ b/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
   <name>grpc-google-cloud-spanner-admin-instance-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-admin-instance-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-executor-v1/pom.xml b/grpc-google-cloud-spanner-executor-v1/pom.xml
index de84666cd4..c0bc1b9b83 100644
--- a/grpc-google-cloud-spanner-executor-v1/pom.xml
+++ b/grpc-google-cloud-spanner-executor-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-executor-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
   <name>grpc-google-cloud-spanner-executor-v1</name>
   <description>GRPC library for google-cloud-spanner</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-v1/pom.xml b/grpc-google-cloud-spanner-v1/pom.xml
index 294952b7ec..722150cf6c 100644
--- a/grpc-google-cloud-spanner-v1/pom.xml
+++ b/grpc-google-cloud-spanner-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
   <name>grpc-google-cloud-spanner-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 46157f0f1e..9945c18137 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-parent</artifactId>
   <packaging>pom</packaging>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <name>Google Cloud Spanner Parent</name>
   <url>https://github.com/googleapis/java-spanner</url>
   <description>
@@ -61,47 +61,47 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-executor-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-executor-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.84.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
-        <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-spanner-admin-database-v1/pom.xml b/proto-google-cloud-spanner-admin-database-v1/pom.xml
index af791549cd..b23496331a 100644
--- a/proto-google-cloud-spanner-admin-database-v1/pom.xml
+++ b/proto-google-cloud-spanner-admin-database-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
   <name>proto-google-cloud-spanner-admin-database-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-admin-database-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-admin-instance-v1/pom.xml b/proto-google-cloud-spanner-admin-instance-v1/pom.xml
index 96dfaf95ad..76ccb0cf4b 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/pom.xml
+++ b/proto-google-cloud-spanner-admin-instance-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
   <name>proto-google-cloud-spanner-admin-instance-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-admin-instance-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-executor-v1/pom.xml b/proto-google-cloud-spanner-executor-v1/pom.xml
index c37eb525cc..301f105837 100644
--- a/proto-google-cloud-spanner-executor-v1/pom.xml
+++ b/proto-google-cloud-spanner-executor-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-executor-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
   <name>proto-google-cloud-spanner-executor-v1</name>
   <description>Proto library for google-cloud-spanner</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-v1/pom.xml b/proto-google-cloud-spanner-v1/pom.xml
index 16495a9b5c..f42ee2b3e9 100644
--- a/proto-google-cloud-spanner-v1/pom.xml
+++ b/proto-google-cloud-spanner-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-v1</artifactId>
-  <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+  <version>6.84.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
   <name>proto-google-cloud-spanner-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.83.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.84.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 772e830d5e..f44821f283 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -32,7 +32,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner</artifactId>
-      <version>6.83.1-SNAPSHOT</version>
+      <version>6.84.0</version>
     </dependency>
     <!-- {x-version-update-end} -->
     
diff --git a/versions.txt b/versions.txt
index 371f87c50c..52488f5153 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,13 +1,13 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-cloud-spanner-admin-instance-v1:6.83.0:6.83.1-SNAPSHOT
-proto-google-cloud-spanner-v1:6.83.0:6.83.1-SNAPSHOT
-proto-google-cloud-spanner-admin-database-v1:6.83.0:6.83.1-SNAPSHOT
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-proto-google-cloud-spanner-executor-v1:6.83.0:6.83.1-SNAPSHOT
-grpc-google-cloud-spanner-executor-v1:6.83.0:6.83.1-SNAPSHOT
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