Born in Killarney, County Kerry, Fitzgerald first played competitive Gaelic football during his schooling at St. Brendan's College. He arrived on the inter-county scene at the age of seventeen when he first linked up with the Kerry minor team. He made his senior debut during the 2013 National Football League. Since then Fitzgerald has become a regular member of the team and has won one All-Ireland medal and two Munster medals. He co-captained the team to the All-Ireland title in 2014.
At club level Fitzgerald is a three-time Munster medallist with Dr. Crokes. In addition to this he has also won four championship medals.
Fionn Fitzgerald - Adolescent to Adult: Is it a level playing field?