diff --git a/packages/nodes-base/credentials/MondayComOAuth2Api.credentials.ts b/packages/nodes-base/credentials/MondayComOAuth2Api.credentials.ts
new file mode 100644
index 0000000000..9adec39bc7
--- /dev/null
+++ b/packages/nodes-base/credentials/MondayComOAuth2Api.credentials.ts
@@ -0,0 +1,52 @@
+import {
+	ICredentialType,
+	NodePropertyTypes,
+} from 'n8n-workflow';
+
+const scopes = [
+	'boards:write',
+	'boards:read',
+];
+
+export class MondayComOAuth2Api implements ICredentialType {
+	name = 'mondayComOAuth2Api';
+	extends = [
+		'oAuth2Api',
+	];
+	displayName = 'Monday.com OAuth2 API';
+	documentationUrl = 'monday';
+	properties = [
+		{
+			displayName: 'Authorization URL',
+			name: 'authUrl',
+			type: 'hidden' as NodePropertyTypes,
+			default: 'https://auth.monday.com/oauth2/authorize',
+			required: true,
+		},
+		{
+			displayName: 'Access Token URL',
+			name: 'accessTokenUrl',
+			type: 'hidden' as NodePropertyTypes,
+			default: 'https://auth.monday.com/oauth2/token',
+			required: true,
+		},
+		{
+			displayName: 'Scope',
+			name: 'scope',
+			type: 'hidden' as NodePropertyTypes,
+			default: scopes.join(' '),
+		},
+		{
+			displayName: 'Auth URI Query Parameters',
+			name: 'authQueryParameters',
+			type: 'hidden' as NodePropertyTypes,
+			default: '',
+		},
+		{
+			displayName: 'Authentication',
+			name: 'authentication',
+			type: 'hidden' as NodePropertyTypes,
+			default: 'body',
+		},
+	];
+}
diff --git a/packages/nodes-base/nodes/MondayCom/GenericFunctions.ts b/packages/nodes-base/nodes/MondayCom/GenericFunctions.ts
index 477f7e07a0..030e4f2310 100644
--- a/packages/nodes-base/nodes/MondayCom/GenericFunctions.ts
+++ b/packages/nodes-base/nodes/MondayCom/GenericFunctions.ts
@@ -18,19 +18,13 @@ import {
 } from 'lodash';
 
 export async function mondayComApiRequest(this: IExecuteFunctions | IWebhookFunctions | IHookFunctions | ILoadOptionsFunctions, body: any = {}, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
-
-	const credentials = this.getCredentials('mondayComApi');
-
-	if (credentials === undefined) {
-		throw new Error('No credentials got returned!');
-	}
+	const authenticationMethod = this.getNodeParameter('authentication', 0) as string;
 
 	const endpoint = 'https://api.monday.com/v2/';
 
 	let options: OptionsWithUri = {
 		headers: {
 			'Content-Type': 'application/json',
-			'Authorization': credentials.apiToken,
 		},
 		method: 'POST',
 		body,
@@ -39,7 +33,16 @@ export async function mondayComApiRequest(this: IExecuteFunctions | IWebhookFunc
 	};
 	options = Object.assign({}, options, option);
 	try {
-		return await this.helpers.request!(options);
+		if (authenticationMethod === 'accessToken') {
+			const credentials = this.getCredentials('mondayComApi') as IDataObject;
+
+			options.headers = { Authorization: `Bearer ${credentials.apiToken}` };
+
+			return await this.helpers.request!(options);
+		} else {
+
+			return await this.helpers.requestOAuth2!.call(this, 'mondayComOAuth2Api', options);
+		}
 	} catch (error) {
 		if (error.response) {
 			const errorMessage = error.response.body.error_message;
diff --git a/packages/nodes-base/nodes/MondayCom/MondayCom.node.ts b/packages/nodes-base/nodes/MondayCom/MondayCom.node.ts
index f1aa20f977..389e9b19c8 100644
--- a/packages/nodes-base/nodes/MondayCom/MondayCom.node.ts
+++ b/packages/nodes-base/nodes/MondayCom/MondayCom.node.ts
@@ -64,9 +64,44 @@ export class MondayCom implements INodeType {
 			{
 				name: 'mondayComApi',
 				required: true,
+				displayOptions: {
+					show: {
+						authentication: [
+							'accessToken',
+						],
+					},
+				},
+			},
+			{
+				name: 'mondayComOAuth2Api',
+				required: true,
+				displayOptions: {
+					show: {
+						authentication: [
+							'oAuth2',
+						],
+					},
+				},
 			},
 		],
 		properties: [
+			{
+				displayName: 'Authentication',
+				name: 'authentication',
+				type: 'options',
+				options: [
+					{
+						name: 'Access Token',
+						value: 'accessToken',
+					},
+					{
+						name: 'OAuth2',
+						value: 'oAuth2',
+					},
+				],
+				default: 'accessToken',
+				description: 'The resource to operate on.',
+			},
 			{
 				displayName: 'Resource',
 				name: 'resource',
diff --git a/packages/nodes-base/package.json b/packages/nodes-base/package.json
index 8930660809..dbecf013b8 100644
--- a/packages/nodes-base/package.json
+++ b/packages/nodes-base/package.json
@@ -160,6 +160,7 @@
       "dist/credentials/MindeeInvoiceApi.credentials.js",
       "dist/credentials/MoceanApi.credentials.js",
       "dist/credentials/MondayComApi.credentials.js",
+      "dist/credentials/MondayComOAuth2Api.credentials.js",
       "dist/credentials/MongoDb.credentials.js",
       "dist/credentials/Mqtt.credentials.js",
       "dist/credentials/Msg91Api.credentials.js",