Senior Debut: v Connacht, December 2013, Thomond Park
Club: Young Munster
School: St. Munchin's
International Honours: Ireland Schools
Limerick born and educated at St Munchin's, Cotter joined the Munster Rugby Academy at the start of the 2010/11 season and, after completing his second year, earned a development contract for season 2012/13.
At the end of September 2012 he went on loan to London Irish for three games and in November played with Bath RFC against Harlequins.
He made his British & Irish Cup debut in 2011/12 coming on against Neath, and played more of a prominent role the following season, featuring in seven games. Continues his development contract for the 2013/14 season.
Made his senior debut as a substitute against Connacht in Thomond Park at the end of 2013.
Made his Heineken Cup debut v Toulouse, April 2014.
Signed a one-year development contract extension for the 2014/15 season.