Thomas Lacy may refer to:

• Thomas Edgar Lacy (1804–1880), British Army officer
• Thomas Hailes Lacy (1809–1873), British actor, playwright and theatrical manager
• Thomas J. Lacy (c. 1806–1849), American judge in Arkansas

• Thomas de Lacy (1773–1844), Anglican priest in Ireland

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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