The Interprovincial U18 Boys Cup was presented to the Irish Hockey Union by the South Australian Hockey Association. It was donated by Arthur A.Weir A.M-M.M
Past Winners
| Year | Province |
| 2023 | Leinster |
| 2022 | |
| 2021 | COVID |
| 2020 | COVID |
| 2019 | Munster |
| 2018 | Ulster |
| 2017 | Leinster |
| 2016 | not engraved |
| 2015 | Ulster |
| 2014 | Leinster |
| 2013 | Leinster |
| 2012 | Leinster |
| 2011 | Leinster |
| 2010 | Ulster |
| 2009 | Ulster |
| 2008 | Ulster |
| 2007 | Leinster |
| 2006 | Ulster |
| 2005 | Munster |
| 2004 | Ulster |
| 2003 | Ulster |
| 2002 | Ulster |
| 2001 | Ulster |
| 2000 | Ulster |
| 1999 | Munster |
| 1998 | Ulster |
| 1997 | Leinster |
| 1996 | Leinster |
| 1995 | Ulster |
| 1994 | Ulster |
| 1993 | Ulster |
| 1992 | Ulster |
| 1991 | Leinster |
| 1990 | Ulster |
| 1989 | Leinster |
| 1988 | Ulster |
| 1987 | Munster |
| 1986 | Leinster |
| 1985 | Ulster |
| 1984 | Ulster |
| 1983 | Ulster |
| 1982 | Ulster |
| 1981 | Leinster |
