diff --git a/apps/webapp/app/presenters/v3/SpanPresenter.server.ts b/apps/webapp/app/presenters/v3/SpanPresenter.server.ts
index b2fd1d1c1..0c16a5cc9 100644
--- a/apps/webapp/app/presenters/v3/SpanPresenter.server.ts
+++ b/apps/webapp/app/presenters/v3/SpanPresenter.server.ts
@@ -218,6 +218,7 @@ export class SpanPresenter extends BasePresenter {
             friendlyId: true,
           },
         },
+        replayedFromTaskRunFriendlyId: true,
       },
       where: span.originalRun
         ? {
@@ -331,6 +332,7 @@ export class SpanPresenter extends BasePresenter {
       runtime: run.lockedToVersion?.runtime,
       runtimeVersion: run.lockedToVersion?.runtimeVersion,
       isTest: run.isTest,
+      replayedFromTaskRunFriendlyId: run.replayedFromTaskRunFriendlyId,
       environmentId: run.runtimeEnvironment.id,
       idempotencyKey: run.idempotencyKey,
       idempotencyKeyExpiresAt: run.idempotencyKeyExpiresAt,
diff --git a/apps/webapp/app/routes/resources.orgs.$organizationSlug.projects.$projectParam.env.$envParam.runs.$runParam.spans.$spanParam/route.tsx b/apps/webapp/app/routes/resources.orgs.$organizationSlug.projects.$projectParam.env.$envParam.runs.$runParam.spans.$spanParam/route.tsx
index 22dbacde4..2c85b0aa5 100644
--- a/apps/webapp/app/routes/resources.orgs.$organizationSlug.projects.$projectParam.env.$envParam.runs.$runParam.spans.$spanParam/route.tsx
+++ b/apps/webapp/app/routes/resources.orgs.$organizationSlug.projects.$projectParam.env.$envParam.runs.$runParam.spans.$spanParam/route.tsx
@@ -63,6 +63,7 @@ import {
   v3DeploymentVersionPath,
   v3RunDownloadLogsPath,
   v3RunPath,
+  v3RunRedirectPath,
   v3RunSpanPath,
   v3RunsPath,
   v3SchedulePath,
@@ -592,6 +593,20 @@ function RunBody({
                     {run.isTest ? <CheckIcon className="size-4 text-text-dimmed" /> : "–"}
                   </Property.Value>
                 </Property.Item>
+                {run.replayedFromTaskRunFriendlyId && (
+                  <Property.Item>
+                    <Property.Label>Replayed from</Property.Label>
+                    <Property.Value>
+                      <TextLink
+                        to={v3RunRedirectPath(organization, project, {
+                          friendlyId: run.replayedFromTaskRunFriendlyId,
+                        })}
+                      >
+                        {run.replayedFromTaskRunFriendlyId}
+                      </TextLink>
+                    </Property.Value>
+                  </Property.Item>
+                )}
                 {environment && (
                   <Property.Item>
                     <Property.Label>Environment</Property.Label>
diff --git a/apps/webapp/app/runEngine/services/triggerTask.server.ts b/apps/webapp/app/runEngine/services/triggerTask.server.ts
index 939e3a682..caa9aafc4 100644
--- a/apps/webapp/app/runEngine/services/triggerTask.server.ts
+++ b/apps/webapp/app/runEngine/services/triggerTask.server.ts
@@ -264,6 +264,7 @@ export class RunEngineTriggerTaskService {
                   spanId: event.spanId,
                   parentSpanId:
                     options.parentAsLinkType === "replay" ? undefined : event.traceparent?.spanId,
+                  replayedFromTaskRunFriendlyId: options.replayedFromTaskRunFriendlyId,
                   lockedToVersionId: lockedToBackgroundWorker?.id,
                   taskVersion: lockedToBackgroundWorker?.version,
                   sdkVersion: lockedToBackgroundWorker?.sdkVersion,
diff --git a/apps/webapp/app/v3/services/replayTaskRun.server.ts b/apps/webapp/app/v3/services/replayTaskRun.server.ts
index 51501605c..42b3aac80 100644
--- a/apps/webapp/app/v3/services/replayTaskRun.server.ts
+++ b/apps/webapp/app/v3/services/replayTaskRun.server.ts
@@ -87,6 +87,7 @@ export class ReplayTaskRunService extends BaseService {
         {
           spanParentAsLink: true,
           parentAsLinkType: "replay",
+          replayedFromTaskRunFriendlyId: existingTaskRun.friendlyId,
           traceContext: {
             traceparent: `00-${existingTaskRun.traceId}-${existingTaskRun.spanId}-01`,
           },
diff --git a/apps/webapp/app/v3/services/triggerTask.server.ts b/apps/webapp/app/v3/services/triggerTask.server.ts
index 292c580fc..baf348c6e 100644
--- a/apps/webapp/app/v3/services/triggerTask.server.ts
+++ b/apps/webapp/app/v3/services/triggerTask.server.ts
@@ -33,6 +33,7 @@ export type TriggerTaskServiceOptions = {
   scheduleInstanceId?: string;
   queueTimestamp?: Date;
   overrideCreatedAt?: Date;
+  replayedFromTaskRunFriendlyId?: string;
 };
 
 export class OutOfEntitlementError extends Error {
diff --git a/apps/webapp/app/v3/services/triggerTaskV1.server.ts b/apps/webapp/app/v3/services/triggerTaskV1.server.ts
index 5fc09a524..c3ff74dc0 100644
--- a/apps/webapp/app/v3/services/triggerTaskV1.server.ts
+++ b/apps/webapp/app/v3/services/triggerTaskV1.server.ts
@@ -427,6 +427,7 @@ export class TriggerTaskServiceV1 extends BaseService {
                       parentAttempt?.taskRun.id ??
                       dependentBatchRun?.dependentTaskAttempt?.taskRun.rootTaskRunId ??
                       dependentBatchRun?.dependentTaskAttempt?.taskRun.id,
+                    replayedFromTaskRunFriendlyId: options.replayedFromTaskRunFriendlyId,
                     batchId: dependentBatchRun?.id ?? parentBatchRun?.id,
                     resumeParentOnCompletion: !!(dependentAttempt ?? dependentBatchRun),
                     depth,
diff --git a/internal-packages/database/prisma/migrations/20250711124003_add_replayed_from_run_friendly_id/migration.sql b/internal-packages/database/prisma/migrations/20250711124003_add_replayed_from_run_friendly_id/migration.sql
new file mode 100644
index 000000000..2578e29f9
--- /dev/null
+++ b/internal-packages/database/prisma/migrations/20250711124003_add_replayed_from_run_friendly_id/migration.sql
@@ -0,0 +1 @@
+ALTER TABLE "TaskRun" ADD COLUMN     "replayedFromTaskRunFriendlyId" TEXT;
\ No newline at end of file
diff --git a/internal-packages/database/prisma/schema.prisma b/internal-packages/database/prisma/schema.prisma
index e9c1f99af..3cce55633 100644
--- a/internal-packages/database/prisma/schema.prisma
+++ b/internal-packages/database/prisma/schema.prisma
@@ -648,6 +648,8 @@ model TaskRun {
 
   logsDeletedAt DateTime?
 
+  replayedFromTaskRunFriendlyId String?
+
   /// This represents the original task that that was triggered outside of a Trigger.dev task
   rootTaskRun   TaskRun? @relation("TaskRootRun", fields: [rootTaskRunId], references: [id], onDelete: SetNull, onUpdate: NoAction)
   rootTaskRunId String?
diff --git a/internal-packages/run-engine/src/engine/index.ts b/internal-packages/run-engine/src/engine/index.ts
index 3a97bd2eb..2b4dd77c3 100644
--- a/internal-packages/run-engine/src/engine/index.ts
+++ b/internal-packages/run-engine/src/engine/index.ts
@@ -372,6 +372,7 @@ export class RunEngine {
       tags,
       parentTaskRunId,
       rootTaskRunId,
+      replayedFromTaskRunFriendlyId,
       batch,
       resumeParentOnCompletion,
       depth,
@@ -451,6 +452,7 @@ export class RunEngine {
               oneTimeUseToken,
               parentTaskRunId,
               rootTaskRunId,
+              replayedFromTaskRunFriendlyId,
               batchId: batch?.id,
               resumeParentOnCompletion,
               depth,
diff --git a/internal-packages/run-engine/src/engine/types.ts b/internal-packages/run-engine/src/engine/types.ts
index f9e2abbda..7082ed348 100644
--- a/internal-packages/run-engine/src/engine/types.ts
+++ b/internal-packages/run-engine/src/engine/types.ts
@@ -126,6 +126,7 @@ export type TriggerParams = {
   tags: { id: string; name: string }[];
   parentTaskRunId?: string;
   rootTaskRunId?: string;
+  replayedFromTaskRunFriendlyId?: string;
   batch?: {
     id: string;
     index: number;