Career
From a young age he excelled at sports including Gaelic football and played for his local side Heston Gaels. He started his professional playing career in 1997 at London Irish and was part of the Under 19 World Cup winning side of 1998. After four seasons with the exiles he joined Ulster Rugby at the start of the 2001-2002 season.
However, he would have to wait until the start of the 2003 season before he would emerge as a first team regular overhauling the scrumhalf Neil Doak.
The 2003-2004 season was to be the most important in his career. His performances through this season were instrumental in gaining a place on the Ireland"s summer tour of Japan in 2005.
His performances were good enough to grant him a place in the Ireland A squad for the Churchill Cup during May 2007. lieutenant was however the emergence of Isaac Boss at Ulster and his subsequent breakthrough into the Irish National side that was to allow Campbell to leave the Ravenhill setup in 2008 after seven seasons to join fellow Magners League team Connacht.
Kieran is married to Orla.