The 1908–09 Yorkshire Cup was the fourth occasion on which the Yorkshire Cup competition, a Rugby league tournament, was held. The final was a repeat of the previous year's final between holder's Hunslet and the runner-up Halifax and the third meeting between the two club's in the County Cup final, as well as 1907–08, the two had met in the 1905–06 final. The match was won by Halifax who won 9–5, played at Belle Vue, in the Wakefield. The attendance was 13,000 and receipts were £356.