diff --git a/resources/lang/en.json b/resources/lang/en.json
index 92fcb3a16..8b62a1fb2 100644
--- a/resources/lang/en.json
+++ b/resources/lang/en.json
@@ -423,6 +423,7 @@
     "sent_emoji": "Sent {name}: {emoji}",
     "sent_gold_to_player": "Sent {gold} gold to {name}",
     "sent_troops_to_player": "Sent {troops} troops to {name}",
+    "trade_ship_captured": "Your trade ship was captured by {name}",
     "unit_destroyed": "Your {unit} was destroyed",
     "unit_voluntarily_deleted": "Unit voluntarily deleted",
     "wants_to_renew_alliance": "{name} wants to renew your alliance"
diff --git a/src/core/execution/TradeShipExecution.ts b/src/core/execution/TradeShipExecution.ts
index 01519fe40..baaff6f51 100644
--- a/src/core/execution/TradeShipExecution.ts
+++ b/src/core/execution/TradeShipExecution.ts
@@ -69,6 +69,14 @@ export class TradeShipExecution implements Execution {
     if (this.wasCaptured !== true && this.origOwner !== tradeShipOwner) {
       // Store as variable in case ship is recaptured by previous owner
       this.wasCaptured = true;
+      this.mg.displayMessage(
+        "events_display.trade_ship_captured",
+        MessageType.UNIT_DESTROYED,
+        this.origOwner.id(),
+        undefined,
+        { name: tradeShipOwner.displayName() },
+        this.tradeShip.id(),
+      );
     }
 
     // If a player captures another player's port while trading we should delete
diff --git a/tests/core/executions/TradeShipExecution.test.ts b/tests/core/executions/TradeShipExecution.test.ts
index b05986cb4..36b9860cc 100644
--- a/tests/core/executions/TradeShipExecution.test.ts
+++ b/tests/core/executions/TradeShipExecution.test.ts
@@ -1,5 +1,5 @@
 import { TradeShipExecution } from "../../../src/core/execution/TradeShipExecution";
-import { Game, Player, Unit } from "../../../src/core/game/Game";
+import { Game, MessageType, Player, Unit } from "../../../src/core/game/Game";
 import { PathStatus } from "../../../src/core/pathfinding/types";
 import { setup } from "../../util/Setup";
 
@@ -135,6 +135,26 @@ describe("TradeShipExecution", () => {
     expect(tradeShip.setTargetUnit).toHaveBeenCalledWith(piratePort);
   });
 
+  it("should notify the original owner when the ship is captured", () => {
+    tradeShip.owner = vi.fn(() => pirate);
+    tradeShipExecution.tick(1);
+    expect(game.displayMessage).toHaveBeenCalledWith(
+      "events_display.trade_ship_captured",
+      MessageType.UNIT_DESTROYED,
+      origOwner.id(),
+      undefined,
+      { name: pirate.displayName() },
+      tradeShip.id(),
+    );
+  });
+
+  it("should only notify the original owner once across ticks", () => {
+    tradeShip.owner = vi.fn(() => pirate);
+    tradeShipExecution.tick(1);
+    tradeShipExecution.tick(2);
+    expect(game.displayMessage).toHaveBeenCalledTimes(1);
+  });
+
   it("should complete trade and award gold", () => {
     tradeShipExecution["pathFinder"] = {
       next: vi.fn(() => ({ status: PathStatus.COMPLETE, node: 32 })),