Wulff is a German family surname and may refer to:

People

• Christian Wulff (born 1959), German politician, former president of Germany
• Bettina Wulff (born 1973), wife of Christian
• Erwin Neutzsky-Wulff (born 1949), Danish philosopher and author
• Evgenii Wulff (1885–1941), Russian botanist
• George Wulff (1863–1925), Russian cristallographe
• Kai Wulff (fl. 1980–2001), German-born American actor
• Marte Wulff, Norwegian singer and songwriter
• Mikaela Wulff (born 1990), Finnish competitive sailor
• Lee Wulff (1905–1991), American sportsman
• Wilhelm Wulff, Nazi occult astrologer

Science

• Wulffite, an alkali copper sulfate mineral with the chemical formula K₃NaCu₄O₂(SO₄)₄
• Wulff net, special graph paper designed to read stereographic projections

Other uses

• Wulff (comics), a fictional mutant character in the Marvel 2099 setting
• Wulffmorgenthaler, a webcomic and newspaper comic strip

See also

• Wolff, a surname
• Wulf