Buchholz is a surname. Notable people with the surname include:
Barbara Buchholz (1959-2012), German musician and composer
Bob Buchholz, American voice actor in anime films
Butch Buchholz (born 1940), American former tennis player
Clay Buchholz (born 1984), American baseball player (pitcher)
Detlev Buchholz (born 1944), German theoretical physicist
Erich Buchholz (1891-1972), German painter
Francis Buchholz (born 1984), German rock n' roll bass player
Fyodor Buchholz (1857-1942), Russian-Soviet painter
Horst Buchholz (1933–2003), German actor
John Theodore Buchholz (1888-1951), American botanist
Justin Buchholz (born 1983), American MMA artist
Ludwig Heinrich Buchholtz, Prussian diplomat
Luis Alberto Buchholz, maestro
Matthias Buchholz (born 1957), German violist
Max Buchholz (1875–1956), engineer (who invented the Buchholz relay)
Sabrina Buchholz (born 1980), German biathlete
Scott Buchholz (born 1968), Australian politician
Taylor Buchholz (born 1981), American baseball player
Todd G. Buchholz, economic policy commentator
Werner Buchholz (historian), German historian
Werner Buchholz (born 1922), American computer scientist who coined the term "byte"
Garth Von Buchholz, Canadian author