Career

Barker played mainly at fly-half and make his international debut in 2000 against Tonga, Barker played another two matches that year but did not play in 2001 due to injury. He played again in 2002 to help Canada qualify for the 2003 Rugby World Cup. He played for Canada in two of their matches at the 2003 World Cup.

Against Italy and New Zealand (the All Blacks).

He played his last internationals in 2004.