William Crozier
William Crozier is the name of the following people:
- William Crozier (General) (1855–1942), American general and inventor
- William Crozier (painter, 1893) (1893-1930) Scottish painter
- William Crozier (painter, 1930) (1930-2011) Irish painter
- William John Crozier (1892–1955), American physiologist
- William Percival Crozier (1879–1944), British journalist and editor
