Here are the past winners of the Kenya Secondary Schools Sports Association, KSSSA, in Rugby 15’s:
1981 Njoro Boys
1992 Njoro Boys
1993 Nakuru H.S
1994 Lenana School
1995 St.Mary’s Sch
1996 Nairobi School
1997 St.Mary’s School
1998 St.Mary’s School
1999 Lenana School
2000 Kakamega High
2001 Nakuru H.S
2002 Kakamega High
2003 St.Mary’s Yala
2004 St.Mary’s
2005 Nakuru H.S
2006 Nairobi School
2007 Musingu
2008 Musingu
2009 Kakamega High
2010 Mang’u
2011 Kakamega High
2012 Kakamega High
2013 Kakamega High
2014 St.Peter’s Mumias
2015 Laiser Hill
2016 Bungoma High
2017 Kakamega High
2018 Upper Hill