diff --git a/dev-infra/ng-dev.js b/dev-infra/ng-dev.js
index 8ab440e7b0..4dcd9b1082 100755
--- a/dev-infra/ng-dev.js
+++ b/dev-infra/ng-dev.js
@@ -5462,6 +5462,27 @@ class RenderContext {
             return include;
         };
     }
+    /**
+     * Convert a commit object to a Markdown link.
+     */
+    commitToLink(commit) {
+        const url = `https://github.com/${this.data.github.owner}/${this.data.github.name}/commit/${commit.hash}`;
+        return `[${commit.shortHash}](${url})`;
+    }
+    /**
+     * Convert a pull request number to a Markdown link.
+     */
+    pullRequestToLink(prNumber) {
+        const url = `https://github.com/${this.data.github.owner}/${this.data.github.name}/pull/${prNumber}`;
+        return `[#${prNumber}](${url})`;
+    }
+    /**
+     * Transform a commit message header by replacing the parenthesized pull request reference at the
+     * end of the line (which is added by merge tooling) to a Markdown link.
+     */
+    replaceCommitHeaderPullRequestNumber(header) {
+        return header.replace(/\(#(\d+)\)$/, (_, g) => `(${this.pullRequestToLink(+g)})`);
+    }
 }
 /**
  * Builds a date stamp for stamping in release notes.
@@ -5497,7 +5518,7 @@ _%>
 <%_
   for (const commit of group.commits) {
 _%>
-| <%- commit.shortHash %> | <%- commit.header %> |
+| <%- commitToLink(commit) %> | <%- replaceCommitHeaderPullRequestNumber(commit.header) %> |
 <%_
   }
 }
diff --git a/dev-infra/release/notes/cli.ts b/dev-infra/release/notes/cli.ts
index 022a25cfc4..5f6e5217ab 100644
--- a/dev-infra/release/notes/cli.ts
+++ b/dev-infra/release/notes/cli.ts
@@ -11,7 +11,7 @@ import {join} from 'path';
 import {SemVer} from 'semver';
 import {Arguments, Argv, CommandModule} from 'yargs';
 
-import {debug, info} from '../../utils/console';
+import {info} from '../../utils/console';
 import {GitClient} from '../../utils/git/git-client';
 
 import {ReleaseNotes} from './release-notes';
diff --git a/dev-infra/release/notes/context.ts b/dev-infra/release/notes/context.ts
index ae7612df85..c1c4093904 100644
--- a/dev-infra/release/notes/context.ts
+++ b/dev-infra/release/notes/context.ts
@@ -135,6 +135,32 @@ export class RenderContext {
       return include;
     };
   }
+
+  /**
+   * Convert a commit object to a Markdown link.
+   */
+  commitToLink(commit: CommitFromGitLog): string {
+    const url = `https://github.com/${this.data.github.owner}/${this.data.github.name}/commit/${
+        commit.hash}`;
+    return `[${commit.shortHash}](${url})`;
+  }
+
+  /**
+   * Convert a pull request number to a Markdown link.
+   */
+  pullRequestToLink(prNumber: number): string {
+    const url =
+        `https://github.com/${this.data.github.owner}/${this.data.github.name}/pull/${prNumber}`;
+    return `[#${prNumber}](${url})`;
+  }
+
+  /**
+   * Transform a commit message header by replacing the parenthesized pull request reference at the
+   * end of the line (which is added by merge tooling) to a Markdown link.
+   */
+  replaceCommitHeaderPullRequestNumber(header: string): string {
+    return header.replace(/\(#(\d+)\)$/, (_, g) => `(${this.pullRequestToLink(+g)})`);
+  }
 }
 
 
diff --git a/dev-infra/release/notes/templates/changelog.ts b/dev-infra/release/notes/templates/changelog.ts
index 56afd5e31d..462c3ac331 100644
--- a/dev-infra/release/notes/templates/changelog.ts
+++ b/dev-infra/release/notes/templates/changelog.ts
@@ -21,7 +21,7 @@ _%>
 <%_
   for (const commit of group.commits) {
 _%>
-| <%- commit.shortHash %> | <%- commit.header %> |
+| <%- commitToLink(commit) %> | <%- replaceCommitHeaderPullRequestNumber(commit.header) %> |
 <%_
   }
 }