Lapp (surname)
Lapp is a surname. Notable people with the surname include:
- Bernice Lapp, American Olympic swimmer
- Daniel Lapp, Canadian folk musician
- Henry Lapp, American carpenter-cabinetmaker
- Jack Lapp, American professional baseball player
- Katherine Lapp, administrator of Harvard University
- Nancy Lapp, American archaeologist and biblical scholar
- Oskar Lapp, German inventor
- Ralph Lapp, American physicist
- Ursula Ida Lapp, German entrepreneur