Eoin Griffin (Irish name: Eoghan Ó Griofa; born 18 September 1990) is a former professional rugby union player from Ireland.

Griffin was educated at Coláiste Iognáid, where he lost the Connacht Schools Junior Cup to Garbally College after having to overcome the Bish in the semi-final.

Shortly after this defeat, the young Griffin suffered the first setback of his rapidly progressing career, tearing his cruciate ligament.

[1] Griffin first played professionally for the Irish provincial team Connacht, based in his hometown of Galway and was first called into the squad against Olympus Madrid.

In March 2011, it was announced that Griffin had signed a two-year deal with the province and would be part of the first team squad for the coming season.

[3][4] Following rumours that would join Munster,[6] it was announced in February 2014 that Griffin had signed for English Premiership side London Irish and would leave at the end of the season.

[9] He made his first appearance on 19 October 2014 when he started against Italian side Rovigo Delta in the 2014–15 Challenge Cup,[10] and scored a try on his debut as Irish won 70–14.

[19] In the summer of 2013 Griffin was a member of the Emerging Ireland squad that participated in the 2013 IRB Tbilisi Cup held in Georgia.