William Huggins was an English astronomer.
William Huggins may also refer to:
William Huggins (translator) (1696–1761), English translator William Huggins (animal artist) (1820–1884), English painter William John Huggins (1781–1845), English marine painter William "Bill" Huggins, one of the three trolls featured in ch. 2 of J.R.R. Tolkien's The Hobbit.