diff --git a/src/sql/workbench/contrib/notebook/test/electron-browser/cell.test.ts b/src/sql/workbench/contrib/notebook/test/electron-browser/cell.test.ts
index f61a96a70a..d8b77fad64 100644
--- a/src/sql/workbench/contrib/notebook/test/electron-browser/cell.test.ts
+++ b/src/sql/workbench/contrib/notebook/test/electron-browser/cell.test.ts
@@ -24,6 +24,7 @@ import { URI } from 'vs/base/common/uri';
 import { IModelContentChangedEvent } from 'vs/editor/common/model/textModelEvents';
 import { INotificationService } from 'vs/platform/notification/common/notification';
 import { TestNotificationService } from 'vs/platform/notification/test/common/testNotificationService';
+import { ICommandService, NullCommandService } from 'vs/platform/commands/common/commands';
 import { ControlType, IChartOption } from 'sql/workbench/contrib/charts/browser/chartOptions';
 import { CellModel } from 'sql/workbench/services/notebook/browser/models/cell';
 
@@ -31,6 +32,7 @@ let instantiationService: IInstantiationService;
 
 suite('Cell Model', function (): void {
 	let serviceCollection = new ServiceCollection();
+	serviceCollection.set(ICommandService, NullCommandService);
 	instantiationService = new InstantiationService(serviceCollection, true);
 
 	let factory = new ModelFactory(instantiationService);
diff --git a/src/sql/workbench/contrib/query/browser/queryActions.ts b/src/sql/workbench/contrib/query/browser/queryActions.ts
index 4e3e6de3b2..422381d6ca 100644
--- a/src/sql/workbench/contrib/query/browser/queryActions.ts
+++ b/src/sql/workbench/contrib/query/browser/queryActions.ts
@@ -197,7 +197,8 @@ export class RunQueryAction extends QueryTaskbarAction {
 	constructor(
 		editor: QueryEditor,
 		@IQueryModelService protected readonly queryModelService: IQueryModelService,
-		@IConnectionManagementService connectionManagementService: IConnectionManagementService
+		@IConnectionManagementService connectionManagementService: IConnectionManagementService,
+		@ICommandService private readonly commandService?: ICommandService
 	) {
 		super(connectionManagementService, editor, RunQueryAction.ID, RunQueryAction.EnabledClass);
 		this.label = nls.localize('runQueryLabel', "Run");
@@ -237,6 +238,8 @@ export class RunQueryAction extends QueryTaskbarAction {
 		}
 
 		if (this.isConnected(editor)) {
+			// Hide IntelliSense suggestions list when running query to match SSMS behavior
+			this.commandService?.executeCommand('hideSuggestWidget');
 			// if the selection isn't empty then execute the selection
 			// otherwise, either run the statement or the script depending on parameter
 			let selection = editor.getSelection(false);
diff --git a/src/sql/workbench/services/notebook/browser/models/cell.ts b/src/sql/workbench/services/notebook/browser/models/cell.ts
index 7bf4b6be7b..46130ed54a 100644
--- a/src/sql/workbench/services/notebook/browser/models/cell.ts
+++ b/src/sql/workbench/services/notebook/browser/models/cell.ts
@@ -559,6 +559,8 @@ export class CellModel extends Disposable implements ICellModel {
 				return false;
 			}
 			this._outputCounter = 0;
+			// Hide IntelliSense suggestions list when running cell to match SSMS behavior
+			this._commandService.executeCommand('hideSuggestWidget');
 			this._telemetryService?.createActionEvent(TelemetryKeys.TelemetryView.Notebook, TelemetryKeys.NbTelemetryAction.RunCell)
 				.withAdditionalProperties({ cell_language: kernel.name })
 				.send();