| William Crosbie | |
| Birth Date: | c.1740 |
| Death Date: | 16 June 1798 |
| Allegiance: |  United Kingdom |
| Rank: | Major general |
| Battles: | American Revolutionary War |
Major-General William Crosbie (c.1740 - 16 June 1798) was a British Army officer.
Crosbie was commissioned as an ensign in the 38th Regiment of Foot in 1757.[1] He was promoted to lieutenant in 1759 and captain in 1769.[1] After serving at the evacuation of Boston in March 1776 during the American Revolutionary War, he was promoted to major in 1778.[2] Promoted to lieutenant colonel in 1781, he became commanding officer of the 22nd Regiment of Foot on promotion.[1] He raised the 89th Regiment of Foot in December 1793[3] and was promoted to major-general in 1794.[1]
Crosbie also served as colonel of the 89th Regiment of Foot from 1793 to 1795[3] and as colonel of the 22nd Regiment of Foot from 1795 to his death in 1798.[4] He was also Member of Parliament for Newark from 1790 to 1796.[1]
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