Koum is a surname. Notable people with the surname include:

• Daniel Koum (born 1985), Cameroon-born Australian weightlifter
• Emmanuel Koum (1946–2008), Cameroonian football player
• Jan Koum (born 1976), CEO and founder of WhatsApp

• Kou (name)

Surname list

This page lists people with the surname Koum.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.