Caoimhín Ó hUiginn
- Foilsithe: 25 Bealtaine 2011
- An t-eolas is déanaí: 25 Bealtaine 2022

Caoimhín Ó hUiginn, B.A., B.L., Dip. in Eur. Law, is a former Assistant Secretary, Department of Justice and Law Reform, where he was head of Criminal Law Reform Division from 1996 to 2005.
His present activities include acting as a legislative advisor to the Criminal and Civil Law Reform Divisions of the Department.