diff --git a/packages/nodes-base/nodes/Google/Calendar/EventDescription.ts b/packages/nodes-base/nodes/Google/Calendar/EventDescription.ts
index 826e00f678..6892c88152 100644
--- a/packages/nodes-base/nodes/Google/Calendar/EventDescription.ts
+++ b/packages/nodes-base/nodes/Google/Calendar/EventDescription.ts
@@ -839,6 +839,58 @@ export const eventFields: INodeProperties[] = [
 				default: 'no',
 				description: 'Whether the event is all day or not',
 			},
+			{
+				displayName: 'Attendees',
+				name: 'attendeesUi',
+				type: 'fixedCollection',
+				placeholder: 'Add Attendees',
+				default: {
+					values: {
+						mode: 'add',
+						attendees: [],
+					},
+				},
+				options: [
+					{
+						displayName: 'Values',
+						name: 'values',
+						values: [
+							{
+								displayName: 'Mode',
+								name: 'mode',
+								type: 'options',
+								default: 'add',
+								options: [
+									{
+										name: 'Add Attendees Below [Default]',
+										value: 'add',
+									},
+									{
+										name: 'Replace Attendees with Those Below',
+										value: 'replace',
+									},
+								],
+							},
+							{
+								displayName: 'Attendees',
+								name: 'attendees',
+								type: 'string',
+								typeOptions: {
+									multipleValues: true,
+									multipleValueButtonText: 'Add Attendee',
+								},
+								default: '',
+								description: 'The attendees of the event. Multiple ones can be separated by comma.',
+							},
+						],
+					},
+				],
+				displayOptions: {
+					show: {
+						'@version': [{ _cnd: { gte: 1.2 } }],
+					},
+				},
+			},
 			{
 				displayName: 'Attendees',
 				name: 'attendees',
@@ -849,6 +901,11 @@ export const eventFields: INodeProperties[] = [
 				},
 				default: '',
 				description: 'The attendees of the event. Multiple ones can be separated by comma.',
+				displayOptions: {
+					show: {
+						'@version': [1, 1.1],
+					},
+				},
 			},
 			{
 				displayName: 'Color Name or ID',
diff --git a/packages/nodes-base/nodes/Google/Calendar/GoogleCalendar.node.ts b/packages/nodes-base/nodes/Google/Calendar/GoogleCalendar.node.ts
index 6d7d92087b..93866afaf9 100644
--- a/packages/nodes-base/nodes/Google/Calendar/GoogleCalendar.node.ts
+++ b/packages/nodes-base/nodes/Google/Calendar/GoogleCalendar.node.ts
@@ -34,7 +34,7 @@ export class GoogleCalendar implements INodeType {
 		name: 'googleCalendar',
 		icon: 'file:googleCalendar.svg',
 		group: ['input'],
-		version: [1, 1.1],
+		version: [1, 1.1, 1.2],
 		subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
 		description: 'Consume Google Calendar API',
 		defaults: {
@@ -502,6 +502,7 @@ export class GoogleCalendar implements INodeType {
 								timeZone: updateTimezone,
 							};
 						}
+						// nodeVersion < 1.2
 						if (updateFields.attendees) {
 							body.attendees = [];
 							(updateFields.attendees as string[]).forEach((attendee) => {
@@ -514,6 +515,37 @@ export class GoogleCalendar implements INodeType {
 								);
 							});
 						}
+						// nodeVersion >= 1.2
+						if (updateFields.attendeesUi) {
+							const { mode, attendees } = (
+								updateFields.attendeesUi as {
+									values: {
+										mode: string;
+										attendees: string[];
+									};
+								}
+							).values;
+							body.attendees = [];
+							if (mode === 'add') {
+								const event = await googleApiRequest.call(
+									this,
+									'GET',
+									`/calendar/v3/calendars/${calendarId}/events/${eventId}`,
+								);
+								((event?.attendees as IDataObject[]) || []).forEach((attendee) => {
+									body.attendees?.push(attendee);
+								});
+							}
+							(attendees as string[]).forEach((attendee) => {
+								body.attendees!.push.apply(
+									body.attendees,
+									attendee
+										.split(',')
+										.map((a) => a.trim())
+										.map((email) => ({ email })),
+								);
+							});
+						}
 						if (updateFields.color) {
 							body.colorId = updateFields.color as string;
 						}
diff --git a/packages/nodes-base/nodes/Google/Calendar/test/node/event.update.test.ts b/packages/nodes-base/nodes/Google/Calendar/test/node/event.update.test.ts
new file mode 100644
index 0000000000..39fa8a3b0a
--- /dev/null
+++ b/packages/nodes-base/nodes/Google/Calendar/test/node/event.update.test.ts
@@ -0,0 +1,128 @@
+import type { MockProxy } from 'jest-mock-extended';
+import { mock } from 'jest-mock-extended';
+import type { INode, IExecuteFunctions } from 'n8n-workflow';
+
+import { GoogleCalendar } from '../../GoogleCalendar.node';
+
+import * as genericFunctions from '../../GenericFunctions';
+
+jest.mock('../../GenericFunctions', () => ({
+	getTimezones: jest.fn(),
+	googleApiRequest: jest.fn(),
+	googleApiRequestAllItems: jest.fn(),
+	addTimezoneToDate: jest.fn(),
+	addNextOccurrence: jest.fn(),
+	encodeURIComponentOnce: jest.fn(),
+}));
+
+describe('RespondToWebhook Node', () => {
+	let googleCalendar: GoogleCalendar;
+	let mockExecuteFunctions: MockProxy<IExecuteFunctions>;
+
+	beforeEach(() => {
+		googleCalendar = new GoogleCalendar();
+		mockExecuteFunctions = mock<IExecuteFunctions>({
+			getInputData: jest.fn(),
+			getNode: jest.fn(),
+			getNodeParameter: jest.fn(),
+			getTimezone: jest.fn(),
+			helpers: {
+				constructExecutionMetaData: jest.fn().mockReturnValue([]),
+			},
+		});
+	});
+
+	afterEach(() => {
+		jest.clearAllMocks();
+	});
+
+	describe('Google Calendar > Event > Update', () => {
+		it('should update replace attendees in version 1.1', async () => {
+			mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }]);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('event');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('update');
+			mockExecuteFunctions.getTimezone.mockReturnValueOnce('Europe/Berlin');
+			mockExecuteFunctions.getNode.mockReturnValue(mock<INode>({ typeVersion: 1.1 }));
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myCalendar');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myEvent');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce(true);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce({
+				attendees: ['email1@mail.com'],
+			});
+
+			await googleCalendar.execute.call(mockExecuteFunctions);
+
+			expect(genericFunctions.googleApiRequest).toHaveBeenCalledWith(
+				'PATCH',
+				'/calendar/v3/calendars/undefined/events/myEvent',
+				{ attendees: [{ email: 'email1@mail.com' }] },
+				{},
+			);
+		});
+
+		it('should update replace attendees', async () => {
+			mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }]);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('event');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('update');
+			mockExecuteFunctions.getTimezone.mockReturnValueOnce('Europe/Berlin');
+			mockExecuteFunctions.getNode.mockReturnValue(mock<INode>({ typeVersion: 1.2 }));
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myCalendar');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myEvent');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce(true);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce({
+				attendeesUi: {
+					values: {
+						mode: 'replace',
+						attendees: ['email1@mail.com'],
+					},
+				},
+			});
+
+			await googleCalendar.execute.call(mockExecuteFunctions);
+
+			expect(genericFunctions.googleApiRequest).toHaveBeenCalledWith(
+				'PATCH',
+				'/calendar/v3/calendars/undefined/events/myEvent',
+				{ attendees: [{ email: 'email1@mail.com' }] },
+				{},
+			);
+		});
+
+		it('should update add attendees', async () => {
+			mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }]);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('event');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('update');
+			mockExecuteFunctions.getTimezone.mockReturnValueOnce('Europe/Berlin');
+			mockExecuteFunctions.getNode.mockReturnValue(mock<INode>({ typeVersion: 1.2 }));
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myCalendar');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('myEvent');
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce(true);
+			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce({
+				attendeesUi: {
+					values: {
+						mode: 'add',
+						attendees: ['email1@mail.com'],
+					},
+				},
+			});
+			(genericFunctions.googleApiRequest as jest.Mock).mockResolvedValueOnce({
+				attendees: [{ email: 'email2@mail.com' }],
+			});
+
+			await googleCalendar.execute.call(mockExecuteFunctions);
+
+			expect(genericFunctions.googleApiRequest).toHaveBeenCalledTimes(2);
+
+			expect(genericFunctions.googleApiRequest).toHaveBeenCalledWith(
+				'GET',
+				'/calendar/v3/calendars/undefined/events/myEvent',
+			);
+			expect(genericFunctions.googleApiRequest).toHaveBeenCalledWith(
+				'PATCH',
+				'/calendar/v3/calendars/undefined/events/myEvent',
+				{ attendees: [{ email: 'email2@mail.com' }, { email: 'email1@mail.com' }] },
+				{},
+			);
+		});
+	});
+});