Wilhelm is a German name.
Wilhelm may also refer to:
People C. Wilhelm, costume designer known professionally as "Wilhelm"
Other uses Mount Wilhelm, the highest mountain in Papua New Guinea Wilhelm Archipelago, Antarctica Wilhelm (crater), a lunar crater Wilhelm scream, stock sound effect used in many movies and shows
See also Wilhelm scream, a stock sound effect SS Kaiser Wilhelm II, or USS Agamemnon, a German steam ship Wilhelmus, the Dutch national anthem William Helm (1837–1919), American pioneer William Henry Helm (1860–1936), English writer