[1][2] His football championship career at senior level with the Galway county team lasted ten seasons from 1932 until 1941.
[citation needed] Dunne first played competitive Gaelic football with the St Grellan's club.
[citation needed] Dunne made his debut on the inter-county scene at the age of eighteen when he was selected for the Galway junior team.
[citation needed] After being selected for the Connacht inter-provincial team for the first time in 1934, Dunne was a regular choice on the starting fifteen for the rest of the decade.
As coach and selector with the Galway seniors, Dunne guided the team to All-Ireland SFC victories in 1956 and, most notably, the three-in-a-row winning side of 1964–1966, of which his son Cyril was a member.