Having played both codes at every grade, he was a forward on both of the college's senior teams that lost the Harty Cup and Corn Uí Mhuirí finals in 2015.
[4] Griffin joined the Carrigaline club at a young age and played both hurling and Gaelic football at juvenile and underage levels.
On 18 October 2015, he was introduced as a substitute in the 43rd minute in Carrigaline's one-point defeat of St Michael's in the premier intermediate championship final.
[6] Griffin first played for Cork at minor level in 2015, however, his sole season in that grade ended without success with a defeats by Limerick.
[10] Griffin was called up to the Cork senior panel in October 2016 and made his debut at right corner-back in a Munster League defeat of Kerry on 8 January 2017.