diff --git a/.release-please-manifest-individual.json b/.release-please-manifest-individual.json
index 0d0c680a587c..9a5915c1f56f 100644
--- a/.release-please-manifest-individual.json
+++ b/.release-please-manifest-individual.json
@@ -12,7 +12,7 @@
   "profiler": "0.4.1",
   "pubsub": "1.43.0",
   "pubsublite": "1.8.2",
-  "spanner": "1.67.0",
+  "spanner": "1.68.0",
   "storage": "1.43.0",
   "vertexai": "0.13.1"
 }
diff --git a/spanner/CHANGES.md b/spanner/CHANGES.md
index 05453b9d0da1..da333511588e 100644
--- a/spanner/CHANGES.md
+++ b/spanner/CHANGES.md
@@ -1,5 +1,36 @@
 # Changes
 
+## [1.68.0](https://github.com/googleapis/google-cloud-go/compare/spanner/v1.67.0...spanner/v1.68.0) (2024-09-25)
+
+
+### Features
+
+* **spanner:** Add support for Go 1.23 iterators ([84461c0](https://github.com/googleapis/google-cloud-go/commit/84461c0ba464ec2f951987ba60030e37c8a8fc18))
+
+
+### Bug Fixes
+
+* **spanner/test:** Bump dependencies ([2ddeb15](https://github.com/googleapis/google-cloud-go/commit/2ddeb1544a53188a7592046b98913982f1b0cf04))
+* **spanner:** Bump dependencies ([2ddeb15](https://github.com/googleapis/google-cloud-go/commit/2ddeb1544a53188a7592046b98913982f1b0cf04))
+* **spanner:** Check errors in tests ([#10738](https://github.com/googleapis/google-cloud-go/issues/10738)) ([971bfb8](https://github.com/googleapis/google-cloud-go/commit/971bfb85ee7bf8c636117a6424280a4323b5fb3c))
+* **spanner:** Enable toStruct support for structs with proto message pointer fields ([#10704](https://github.com/googleapis/google-cloud-go/issues/10704)) ([42cdde6](https://github.com/googleapis/google-cloud-go/commit/42cdde6ee34fc9058dc47c9c9ab39ba91b6b9c58))
+* **spanner:** Ensure defers run at the right time in tests ([#9759](https://github.com/googleapis/google-cloud-go/issues/9759)) ([7ef0ded](https://github.com/googleapis/google-cloud-go/commit/7ef0ded2502dbb37f07bc93bc2e868e29f7121c4))
+* **spanner:** Increase spanner ping timeout to give backend more time to process executeSQL requests ([#10874](https://github.com/googleapis/google-cloud-go/issues/10874)) ([6997991](https://github.com/googleapis/google-cloud-go/commit/6997991e2325e7a66d3ffa60c27622a1a13041a8))
+* **spanner:** Json null handling ([#10660](https://github.com/googleapis/google-cloud-go/issues/10660)) ([4c519e3](https://github.com/googleapis/google-cloud-go/commit/4c519e37a124defc3451adfdbd0883a5e081eb2f))
+* **spanner:** Support custom encoding and decoding of protos ([#10799](https://github.com/googleapis/google-cloud-go/issues/10799)) ([d410907](https://github.com/googleapis/google-cloud-go/commit/d410907f3e52bcc64bd92e0a341777c1277a6418))
+* **spanner:** Unnecessary string formatting fixes ([#10736](https://github.com/googleapis/google-cloud-go/issues/10736)) ([1efe5c4](https://github.com/googleapis/google-cloud-go/commit/1efe5c4275dca6d739691e89b8d460b97160d953))
+* **spanner:** Wait for things to complete ([#10095](https://github.com/googleapis/google-cloud-go/issues/10095)) ([7785cad](https://github.com/googleapis/google-cloud-go/commit/7785cad89effbc8c4e67043368f96d4768cdb40f))
+
+
+### Performance Improvements
+
+* **spanner:** Better error handling ([#10734](https://github.com/googleapis/google-cloud-go/issues/10734)) ([c342f65](https://github.com/googleapis/google-cloud-go/commit/c342f6550c24e3a16e32d1cd61c6fcfeaed77c7b)), refs [#9749](https://github.com/googleapis/google-cloud-go/issues/9749)
+
+
+### Documentation
+
+* **spanner:** Fix Key related document code to add package name ([#10711](https://github.com/googleapis/google-cloud-go/issues/10711)) ([bbe7b9c](https://github.com/googleapis/google-cloud-go/commit/bbe7b9ceed1deb85a4f40ea95572595ce63ff002))
+
 ## [1.67.0](https://github.com/googleapis/google-cloud-go/compare/spanner/v1.66.0...spanner/v1.67.0) (2024-08-15)
 
 
diff --git a/spanner/internal/version.go b/spanner/internal/version.go
index 1a70149b346b..4ac3cb396fac 100644
--- a/spanner/internal/version.go
+++ b/spanner/internal/version.go
@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.67.0"
+const Version = "1.68.0"