Career
Carr currently plays for Connacht, who play in the RaboDirect Pro12 competition. Carr has represented Ireland at Schools, Under 19 and Under 21 level, as well as at international "A" level He plays primarily as a winger but can also play at fullback.
Carr started playing rugby with Naas at underage levels.
At school level Carr played for Newbridge College. While at Newbridge, Carr played for the junior cup team once, and the senior cup team twice.
He left the University College Dublin rugby team in his second year of college and joined Blackrock College. Professional Club Leinster
Carr played once for Leinster during the 2007-2008 Celtic League, starting on the wing against Glasgow Warriors.
Move to Connacht
After finishing in University College Dublin, Carr signed for the western province of Connacht.
He was the top try-scorer for Connacht during the 2008-2009 Celtic League campaign, scoring 8 tries in the league. This tally put him one behind the top try-scorer Thom Evans. He also scored 3 tries for the team in 6 appearances in the 2008-2009 European Challenge Cup.
He ended his first stint at Connacht with 34 tries, 22 of them in the league and 12 in the Challenge Cup.
This made him the province"s all-time top try-scorer. He left Connacht to rejoin his native province of Leinster.
Return to Leinster
Carr joined Leinster for the start of the 2011-2012 season. He made his first appearance for the team since the 2007-2008 season against the Ospreys.
He made his first ever appearance in the Heineken Cup on 20 November 2011, against the Glasgow Warriors.
In his first season back in his native province, he played 18 times in the league, with 3 of those appearances being from the bench, scoring 5 tries. He scored only 3 tries, with those coming against Newport Gwent Dragons, Cardiff Blues and Zebre. lieutenant was announced early in 2013 that Carr would be rejoining his former team, Connacht.
He left Leinster at the end of the 2012-2013 season, having scored 8 tries in his two seasons there, all of them coming in the league.
Return to Connacht
Carr returned to Connacht for the 2013-2014 season, having turned down the offer of a new contract with Leinster. His return debut came in the opening game of the 2013-2014 Pro12 against Zebre.
Carr started the game and scored a try. International Carr played for his country at various under-age levels, including Under-19 and Under-21.
He has also played for Ireland"s second tier international team, which is currently known as Ireland Wolfhounds and was previously Ireland A. His first appearance for Ireland A came in a 2009 Churchill Cup against Canada.
He also started against the England Saxons on 31 January 2010, in a 17-13 loss. In 2010, the Irish Times referred to Carr as "Perhaps the fastest winger in the country one of Ireland’s outstanding performers against England Saxons this season". Despite his strong try-scoring record while with the province, Carr did not receive a full international cap during his first stint at Connacht.
During the following two seasons at Leinster, his loss of game time and lower try-scoring made an international call up less likely.