William Dykes
William Dykes is the name of:
- Spike Dykes (William Taylor Dykes, 1938–2017), American football coach
- W. E. "Bill" Dykes (1925–2015)
- Bill Dykes (born 1946), American gospel music singer
- William Rickatson Dykes (1877–1925), English botanist (mainly Irises)