1990–91 Rugby Football League season

Fourteen teams competed from August, 1990 until May, 1991 for the Stones Bitter Championship, Premiership Trophy and Silk Cut Challenge Cup.

The months of October and November also saw the appearance of the Australian team in England on their 1990 Kangaroo Tour.

Other than the three test Ashes series against Great Britain (won 2–1 by Australia), The Kangaroos played and won matches against 8 Championship teams (St Helens, Wakefield Trinity, Wigan, Leeds, Warrington, Castleford, Hull and Widnes), 1 Second Division side (Halifax) and one county side (Cumbria).

Cronulla-Sutherland outside back Andrew Ettingshausen was the leading try scorer with 15 including hat-tricks against St Helens in the tour opener and Wigan a week later.

Wembley also saw the largest ever rugby league test attendance in Great Britain with 54,569 on hand.