| Garrett Sheehan | |
| Office: | Judge of the Court of Appeal |
| Term Start: | 24 October 2014 |
| Term End: | 23 March 2017 |
| Nominator: | Government of Ireland |
| Appointer: | Michael D. Higgins |
| Office1: | Judge of the High Court |
| Term Start1: | 5 October 2007 |
| Term End1: | 24 October 2014 |
| Nominator1: | Government of Ireland |
| Appointer1: | Mary McAleese |
| Nationality: | Irish |
Garrett Sheehan is a retired Irish judge who served as a Judge of the Court of Appeal from 2014 to 2017 and a Judge of the High Court from 2007 to 2014.
He was educated at University College Dublin and the Law Society of Ireland. He was enrolled as a solicitor in 1969.[1] He is a bencher of the King's Inns.
He retired from the bench in 2017.[2] On 9 December 2020, he was appointed by President Michael D. Higgins to the position of Chairperson of the Standards in Public Office Commission.[3]