Comerford was appointed captain of the Kilkenny senior team at the start of the 2002 season. On 5 May 2002, he captained Kilkenny to a National League final appearance against Cork. Comerford scored two points from left wing-forward and collected a winners' medal following the 2-15 to 2-14 victory. On 7 July 2002, Comerford captained Kilkenny to a fifth successive Leinster Championship title after a 0-19 to 0-17 defeat of fourteen-man Wexford. On 8 September 2002, Comerford captained Kilkenny to an All-Ireland final appearance against Clare. He ended the game with a second winners' medal and the honour of lifting the Liam MacCarthy Cup following the 2-20 to 0-19 victory.