| Tournament details | |
|---|---|
| Country |  Ireland England |
| Teams | 9 |
| Final positions | |
| Champions | Westmeath |
| Runner-up | London |
| Tournament statistics | |
| Matches played | 9 |
The 1975 All-Ireland Senior B Hurling Championship was the second staging of Ireland's secondary hurling knock-out competition. Westmeath won the championship, beating London 3–23 to 2–7 in a replayed final at Croke Park, Dublin.