William Holland
William Holland may refer to:
Politicians
- William Holland (by 1478–1547 or later), MP for Dartmouth
- William H. Holland (politician), member of the Fifteenth Texas Legislature
- William Holland (politician) (1782–?), Irish-born farmer and politician in Nova Scotia
- William Holland, 1st Baron Rotherham (1849–1927), British industrialist and politician
Sportsmen
- William Holland (athlete) (1874–1930), track and field athlete
- Will Holland (baseball) (1862–1930), baseball player
- Billy Holland (baseball) (William Holland, 1874–?), pitcher, Negro League career 1894–1908
- Bill Holland (right-handed pitcher) (Elvis William Holland, 1901–1973), pitcher, Negro Leagues career 1920–1941
- Bill Holland (1907–1984), American racing driver
- Bill Holland (left-handed pitcher) (William David Holland, 1915–1997), pitcher, Major League career 1939
- Billy Holland (born 1985), Irish rugby union player
Others
- William Holland (stained glass maker) (1809–1883), British maker of stained glass
- William Holland (diarist) (1746–1819), English diarist
- William Jacob Holland (1848–1932), zoologist and paleontologist
- William L. Holland (1907–2008), Institute of Pacific Relations
- Will Holland, musician