2002
2002 was to prove the most successful season in the Club's history.
The all conquering 1st XV won the South East League, the Provincial Towns Cup was retained with Carlow beaten in the Final, and the Leinster League was won for the first time.
Ger McDonald again was Coach and the team was Captained by Willie Mahony, who won his third Towns Cup medal with Kilkenny.
Winning the Leinster League gave Kilkenny the chance to play-off for promotion to the AIL.Kilkenny beat Highfield and Westport in the play offs but lost narrowly to Queens University Belfast to lose out on promotion.
The 2nd XV also captured the Leinster League in 2002 to round off a fantastic year for the club.

2003
2003 proved to be another highly successful year for the Club.
The 1st XV retained the Leinster League but again lost out in the play- offs for the AIL, beating Westport but losing narrowly to Ards and Bruff.
The 2nd XV had a fabulous season, retaining the Leinster League and winning the Towns Cup.

2004
The 2nd XV retained the Towns Cup in 2004.

The 1st XV narrowly lost out on 3 Leinster Leagues in a row being pipped by Seapoint.

2004 saw the debut of Munster, Ireland and Lions legend Mick Galwey for Kilkenny.

2005
Kilkenny 1st XV won the South East League in 2005.

The 2nd XV won the Towns Cup for the 3rd year in row also capturing the South East League.

The U-14s won the McGowan Cup for the 2nd time in the club's history.

Kilkenny RFC also toured Argentina in 2005.

2006
In 2006 ex-Kilkenny player Ian Dowling won the Heineken Cup with Munster, Ian burst on the Munster scene playing every match in the winning Heineken Cup campaign.
Ian won Provincial Towns Cups with Kilkenny in 2001 and 2002 and Leinster Leagues in 2002 and 2003.