William Muir (1819–1905) was a Scottish Orientalist and colonial administrator.
William Muir may also refer to:
See also
- Bill Muir (born 1942), former American football coach
- Billy MacKinnon (William Muir MacKinnon, 1852âÂÂ1942), Scottish footballer
- W. H. M. Lowe (William Henry Muir Lowe, 1861âÂÂ1944), British Army officer