diff --git a/packages/aws-cdk-lib/aws-codepipeline/lib/pipeline.ts b/packages/aws-cdk-lib/aws-codepipeline/lib/pipeline.ts
index 7099b50f7bd97..b8a0e732b18e3 100644
--- a/packages/aws-cdk-lib/aws-codepipeline/lib/pipeline.ts
+++ b/packages/aws-cdk-lib/aws-codepipeline/lib/pipeline.ts
@@ -596,6 +596,13 @@ export class Pipeline extends PipelineBase {
    */
   public addTrigger(props: TriggerProps): Trigger {
     const trigger = new Trigger(props);
+    const actionName = props.gitConfiguration?.sourceAction.actionProperties.actionName;
+
+    // check for duplicate source actions for triggers
+    if (actionName !== undefined && this.triggers.find(t => t.sourceAction?.actionProperties.actionName === actionName)) {
+      throw new Error(`Trigger with duplicate source action '${actionName}' added to the Pipeline`);
+    }
+
     this.triggers.push(trigger);
     return trigger;
   }
diff --git a/packages/aws-cdk-lib/aws-codepipeline/lib/trigger.ts b/packages/aws-cdk-lib/aws-codepipeline/lib/trigger.ts
index 0809d29f18b3a..8929d8f0474cb 100644
--- a/packages/aws-cdk-lib/aws-codepipeline/lib/trigger.ts
+++ b/packages/aws-cdk-lib/aws-codepipeline/lib/trigger.ts
@@ -93,7 +93,10 @@ export interface TriggerProps {
  * Trigger.
  */
 export class Trigger {
+  public readonly sourceAction: IAction | undefined;
+
   constructor(private readonly props: TriggerProps) {
+    this.sourceAction = props.gitConfiguration?.sourceAction;
     this.validate();
   }
 
diff --git a/packages/aws-cdk-lib/aws-codepipeline/test/triggers.test.ts b/packages/aws-cdk-lib/aws-codepipeline/test/triggers.test.ts
index 670a31003664e..1970bd42f556c 100644
--- a/packages/aws-cdk-lib/aws-codepipeline/test/triggers.test.ts
+++ b/packages/aws-cdk-lib/aws-codepipeline/test/triggers.test.ts
@@ -337,6 +337,30 @@ describe('triggers', () => {
     }).toThrow(/provider for actionProperties in sourceAction with name 'FakeSource' must be 'CodeStarSourceConnection', got 'Fake'/);
   });
 
+  test('throw if source action with duplicate action name added to the Pipeline', () => {
+    const pipeline = new codepipeline.Pipeline(stack, 'Pipeline', {
+      pipelineType: codepipeline.PipelineType.V2,
+      triggers: [{
+        providerType: codepipeline.ProviderType.CODE_STAR_SOURCE_CONNECTION,
+        gitConfiguration: {
+          sourceAction,
+          pushFilter: [{
+            excludedTags: ['exclude1', 'exclude2'],
+            includedTags: ['include1', 'include2'],
+          }],
+        },
+      }],
+    });
+    expect(() => {
+      pipeline.addTrigger({
+        providerType: codepipeline.ProviderType.CODE_STAR_SOURCE_CONNECTION,
+        gitConfiguration: {
+          sourceAction,
+        },
+      });
+    }).toThrow(/Trigger with duplicate source action 'CodeStarConnectionsSourceAction' added to the Pipeline/);
+  });
+
   test('throw if triggers are specified when pipelineType is not set to V2', () => {
     const pipeline = new codepipeline.Pipeline(stack, 'Pipeline', {
       pipelineType: codepipeline.PipelineType.V1,