| Full name | Eastern Counties Rugby Union | |
|---|---|---|
| Union | RFU | |
| Founded | 1877 | |
| Region | Cambridgeshire, Norfolk, Suffolk | |
| ||
| Official website | ||
| www | ||
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The Eastern Counties Rugby Union (ECRU) is the governing body for the sport of rugby union in the counties of Cambridgeshire, Norfolk and Suffolk in England. Clubs in the old Huntingdonshire and the Soke of Peterborough are affiliated to the East Midlands Rugby Football Union. The union is the constituent body of the Rugby Football Union (RFU) for those counties. The ECRU administers and organises rugby union clubs and competitions in those three counties and administers the Eastern Counties county rugby representative teams.