William Selwyn may refer to:

• William Selwyn (British Army officer) (c.1658–1702), MP and governor of Jamaica
• William Selwyn (MP for Whitchurch) (1732–1817), English barrister and member of parliament
• William Selwyn (barrister) (1775–1855)
• William Selwyn (astronomer) (1806–1875)
• William Selwyn (bishop) (1879–1951), Anglican suffragan bishop

Topics referred to by the same term

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