William Benwell
- Born: 1832, Bagshot, Surrey, England
- Marriage (2): Martha Spier in 1851 in Alton, , Hampshire, England
- Died: 1904, Alton, , Hampshire, England at age 72
William married Emma Jane Hale, daughter of Living and Living, on 18 Apr 1892 in Walton on Thames, Surrey, England, England. (Emma Jane Hale was born in 1837 in Winchester, Hampshire, England.)
William next married Martha Spier, daughter of William Spier and Martha May, in 1851 in Alton, , Hampshire, England. (Martha Spier was born in 1831 in Crondall, Hampshire, England and died in 1891 in Alton, , Hampshire, England.)
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