William Inge (1913–1973) was an American playwright and novelist.

William Inge may also refer to:

• William Inge (judge) (c. 1260–1322), English attorney
• William Marshall Inge (1802–1846), American legislator and attorney
• William M. Inge (Mississippi politician) (1832-1900), American politician
• William Inge (American football) (born 1973), American football coach
• William Inge (priest, born 1829) (1829–1903), English priest, academic and cricketer
• William Ralph Inge (1860–1954), English priest, author and theologian (son of the above)
• Will Inge (William Walter Inge, 1907–1991), English cricketer
• William Inge (MP) (1669–1731), English Tory politician, scholar, and antiquary who represented Tamworth

• Inge, a given name