Weidmann is a German surname meaning "hunter". Notable people with the surname include:

• Eugen Weidmann (1908–1939), German convict who was the last to be publicly executed in France
• Jens Weidmann (born 1968), president of Deutsche Bundesbank
• Jozef Weidmann (1899–1962), Dutch-Surinamese Catholic priest, politician and union leader
• Karl Weidmann (born 1931), Swiss rower
• Manfred Weidmann (born 1945) German footballer
• Moritz Georg Weidmann (1686–1743), German publisher and bookseller, son of the Elder
• Chris Weidman (born 1984), former World Champion in Mixed Martial Arts - UFC Middleweight Champion.
• Cédric Weidmann (born 1991), Swiss writer, philologist and literary promoter.

• Weidmann's Restaurant, a restaurant in Meridian, Mississippi owned since 1870 by the Swiss-born Felix Weidmann and his family