Hugh de Lacy
Hugh de Lacy or Hugh De Lacy is the name of the following people:
- Hugh de Lacy (1020-1049) , is considered to be the progenitor of the de Lacy family
- Hugh de Lacy (1072-1115) , third Baron de Lacy
- Hugh de Lacy (Lord of Meath) (1125–1186), fifth Baron de Lacy
- Hugh de Lacy, 1st Earl of Ulster (1176-1242), first Earl of Ulster
- Hugh De Lacy (politician) (1910–1986), American politician