William Bell may refer to:

• William Nathaniel Bell (1817–1887), Seattle pioneer
• William Bell (baseball player) (1897–1969), Negro League baseball player
• William Bell (poet) (1924–1948), British poet, air-soldier
• William Bell (singer) (born 1937), soul singer/songwriter
• William Bell (Texas politician)
• William E. Bell (author) (fl. 2000s), Canadian children's author
• William E. Bell (fl. 2000s), theologian, educator
• William J. Bell (1927–2005), TV producer
• Bill Bell, mayor of Durham, North Carolina
• William Dwane Bell, currently life imprisonment with non-parole period of 30-years — the longest in New Zealand.

William Bell