William Holder (1616–1698) was an English clergyman.
William Holder may also refer to:
- William Holder (rugby) (fl. 1907–1941), known as Billy, English rugby union and rugby league footballer
- William Dunbar Holder (1824–1900), Confederate politician
- Will Holder (designer) (born 1969), British designer and artist
- Will Holder (American football) (born 1975), American football player
- Will Holder (rugby union) (born 1991), American rugby sevens player
See also
edit- Bill Houlder (born 1967), Canadian ice hockey player