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

• Austin App (1902–1984), German-American academic and Holocaust denier
• Timothy App (1948–2025), American painter
• Urs App (born 1949), Swiss academic

See also

• Apps (surname)

Surname list

This page lists people with the surname App.
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.