William Walker
William Walker is the name of:
- William Walker ( missionary ) ( 1808-1896 ), American clergyman and missionary
- William Walker ( composer ) ( 1809-1875 ), American composer
- William Walker (Mercenaries ) ( 1824-1860 ), American physician, adventurers and mercenaries
- William Walker, 1st Baron Wavertree ( 1856-1933 ), British businessman, politician and art collector
- William Walker ( Photo pioneer ), assistant to George Eastman
- William Walker ( diver ) ( 1869-1918 ), British diver
- William Walker ( footballer ), English footballer
- William Walker ( cyclist ) ( born 1985 ), Australian cyclist
- William A. Walker (1805-1861), American politician
- William Campbell Walker (1837-1904), New Zealand politician
- William G. Walker ( born 1935 ), American diplomat
- William Stephen Walker (1822-1899), American brigadier general of the Confederacy
- Disambiguation