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

Detlev Ploog (1920–2005), German clinical psychiatrist
Dick Ploog (1936–2002), Australian cyclist
Mike Ploog (born 1942), American storyboard and comic book artist
Richard Ploog (born 1962), Australian drummer, songwriter, producer and singer

Dutch-language surnames
North German surnames
Occupational surnames