Oommen is a Syrian Christian surname from Kerala corresponding to the given name Oommen. It may refer to:
John Oommen, Indian-Canadian computer scientist Lucy Oommen, Indian gynecologist Mathew Oommen, Prominent Telecom Executive Philip Oommen, or Philipose Mar Chrysostom (1918–2021), senior Metropolitan Bishop of the Mar Thoma Church T. K. Oommen, Indian sociologist Thomas K. Oommen, bishop in the church of South India Rigin Oommen, Engineer, Red Hat Inc.