Exhibit 21.1

Subsidiaries of HubSpot, Inc.

Name of Subsidiary |  | Jurisdiction of Incorporation or Organization
APIHub, Inc. d/b/a Clearbit HubSpot Asia Pte. Ltd. |  | State of Delaware, United States Singapore
HubSpot Australia Pty Ltd HubSpot Belgium HubSpot Canada Inc. |  | Australia Belgium Canada
HubSpot France S.A.S. HubSpot Germany GmbH HubSpot India Private Limited HubSpot Ireland Limited HubSpot Japan K.K. HubSpot Latin America S.A.S. HubSpot Netherlands HubSpot Spain HubSpot Sweden, a filial of HubSpot Ireland Limited HubSpot UK Holdings Limited |  | France Germany India Ireland Japan Colombia Netherlands Spain Sweden United Kingdom