| All-Ireland Senior B Hurling Championship | |
| Year: | 1979 |
| Country: | |
| Num Teams: | 8 |
| Winners: | Laois |
| Second: | London |
| Matches: | 8 |
| Prev Season: | 1978 |
| Next Season: | 1980 |
The 1979 All-Ireland Senior Hurling Championship was the sixth series of the All-Ireland Senior B Hurling Championship, Ireland's secondary hurling knock-out competition. Laois won the championship, beating London 1–20 to 0–17 in a replay of the final at Geraldine Park, Athy.
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