- User:Nicknack009/1990-91 All-Ireland League (rugby union) -
Cork Constitution - User:Nicknack009/1991-92 All-Ireland League (rugby union) - Garryowen
- User:Nicknack009/1992-93 All-Ireland League (rugby union) - Young Munster
- User:Nicknack009/1993-94 All-Ireland League (rugby union) - Garryowen (2)
- User:Nicknack009/1994-95 All-Ireland League (rugby union) - Shannon
- User:Nicknack009/1995-96 All-Ireland League (rugby union) - Shannon (2)
- User:Nicknack009/1996-97 All-Ireland League (rugby union) - Shannon (3)
- User:Nicknack009/1997-98 All-Ireland League (rugby union) - Shannon (4)
- User:Nicknack009/1998-99 All-Ireland League (rugby union) - Cork Constitution (2)
- User:Nicknack009/1999-2000 All-Ireland League (rugby union) -
St Mary's College - User:Nicknack009/2000-01 All-Ireland League (rugby union) -
Dungannon - User:Nicknack009/2001-02 All-Ireland League (rugby union) - Shannon (5)
- User:Nicknack009/2002-03 All-Ireland League (rugby union) - Ballymena
- User:Nicknack009/2003-04 All-Ireland League (rugby union) - Shannon (6)
- User:Nicknack009/2004-05 All-Ireland League (rugby union) - Shannon (7)
- User:Nicknack009/2005-06 All-Ireland League (rugby union) - Shannon (8)
- User:Nicknack009/2006-07 All-Ireland League (rugby union) - Garryowen (3)
- User:Nicknack009/2007-08 All-Ireland League (rugby union) - Cork Constitution (3)
- User:Nicknack009/2008-09 All-Ireland League (rugby union) - Shannon (9)
- User:Nicknack009/2009-10 All-Ireland League (rugby union) - Cork Constitution (4)
- User:Nicknack009/2010-11 All-Ireland League (rugby union) - Old Belvedere
- User:Nicknack009/2011-12 All-Ireland League (rugby union) - St Mary's College (2)
- User:Nicknack009/2012-13 All-Ireland League (rugby union) - Lansdowne
- User:Nicknack009/2013-14 All-Ireland League (rugby union) - Clontarf
- User:Nicknack009/2014-15 All-Ireland League (rugby union) - Lansdowne (2)
- User:Nicknack009/2015-16 All-Ireland League (rugby union) - Clontarf (2)
- User:Nicknack009/2016-17 All-Ireland League (rugby union) - Cork Constitution (5)
- User:Nicknack009/2017-18 All-Ireland League (rugby union) - Lansdowne (3)
- User:Nicknack009/2018-19 All-Ireland League (rugby union) - Cork Constitution (6)
- User:Nicknack009/2019-20 All-Ireland League (rugby union) - Cork Constitution (6)
- User:Nicknack009/2021-22 All-Ireland League (rugby union) - Clontarf (3)
- User:Nicknack009/2022-23 All-Ireland League (rugby union) - Terenure College
- User:Nicknack009/2023-24 All-Ireland League (rugby union) - Cork Constitution (7)
