Killian Young (born 4 January 1987 in Tralee) is an Irish sportsperson. He plays Gaelic football with his local club Renard GAA, contests the County Championship with divisional side South Kerry, and was a member of the Kerry senior inter-county team from 2006 to 2019.

Having appeared for Kerry in the All-Ireland Minor Football Championship and All-Ireland Under-21 Football Championship, Young made his Kerry senior championship debut in 2006, breaking into the team in 2007. He filled the number 7 jersey when Aidan O'Mahony moved to centre-back to replace Séamus Moynihan. Young played there in the National Football League and retained his place for the All-Ireland Senior Football Championship. He was a member of the Kerry team that won Munster and then the All-Ireland that year, and won Young Player of the Year. He captained Kerry to the 2008 All-Ireland Under-21 Football Championship.^[1] He won another senior All-Ireland in 2009 when Kerry overcame old rivals Cork in the final. In 2010, he captained Kerry to the McGrath Cup, overcoming UCC in the final.