Sion Mills Cricket Club is a cricket club in Sion Mills, County Tyrone, Northern Ireland, playing in Qualifying League 1 of the North West League, having dropped out of the North West Senior League before the 2015 season. The club was founded in 1864, under the patronage of the Herdman family, the local mill owners. It has won the North West Senior League on 28 occasions and the Cup 29 times. The club is remembered internationally as the host of the famous victory by Ireland against the West Indies in 1969.