The IRFU Interprovincial Championship was an Irish Rugby Football Union competition run between the four provinces of Ireland -

Ulster Ulster (; ga, Ulaidh or ''Cúige Uladh'' ; sco, label= Ulster Scots, Ulstèr or ''Ulster'') is one of the four traditional Irish provinces. It is made up of nine counties: six of these constitute Northern Ireland (a part of the United Kin ...

Leinster Leinster ( ; ga, Laighin or ) is one of the provinces of Ireland, situated in the southeast and east of Ireland. The province comprises the ancient Kingdoms of Meath, Leinster and Osraige. Following the 12th-century Norman invasion of ...

, Munster and

Connacht Connacht ( ; ga, Connachta or ), is one of the provinces of Ireland, in the west of Ireland. Until the ninth century it consisted of several independent major Gaelic kingdoms ( Uí Fiachrach, Uí Briúin, Uí Maine, Conmhaícne, and Del ...

. The Irish Exiles took part for four years (1992–93 – 1995–96). The competition was run as a distinct competition from 1946–47 to 2000–01, with the 2001–02 fixtures being fulfilled by the match-ups in the newly formed Celtic League. In addition to the official years of the competition, the unofficial Interpro records have been taken from the regular season domestic league matches between the provinces in the

Celtic League The Celtic League is a pan-Celtic organisation, founded in 1961, that aims to promote modern Celtic identity and culture in Ireland, Scotland, Wales, Brittany, Cornwall and the Isle of Man – referred to as the Celtic nations; it places part ...

now known as the

United Rugby Championship The United Rugby Championship (URC) is an annual rugby union competition involving professional teams from Ireland, Italy, Scotland, South Africa, and Wales. The current name was adopted in 2021 when the league expanded to include four South Afr ...

. In recent years, the IRFU started a similar championship for 'A' squads, but these results are not included here. Since the inception of the United Rugby Championship in 2021, Irish teams now compete in a conference for the Irish Shield. However, unlike the Interprovincial Championship, these results include matches against non-Irish sides so it is not considered a continuation.

Roll of honour

* ''There were not a full set of matches to complete the competition in 2002–03.'' * ''The rules for deciding placing used for the Celtic League/Magners League/Pro12 for that season were used to decide the placings in the interpro table.''

2021–22 season (Leinster)

All-time league table

''incl 2021/22. Updated at the end of season''

All-time league table (official competition)

''1946–2002'' ''Assumes four points for a win, two for a draw. The use of bonus points only commenced in 1998–99.''

League placings

''1946–2020''

League placings (official competition)

''1946–2002'' This is a simple count of the annual league placings, regardless of whether the top two or top three were considered joint winners. The "Total" column awards points where 1st = 5 points, 2nd = 4 points etc.

Tables by year

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References

{{Ulster Rugby Rugby union competitions in Ireland Rugby union competitions in Europe for clubs and provinces