The 1998 NatWest Trophy was the 18th NatWest Trophy. It was an English limited overs county cricket tournament which was held between 24 June and 5 September 1998. The tournament was won by Lancashire County Cricket Club who defeated Derbyshire County Cricket Club by 9 wickets in the final at Lord's. This was the final version of the tournament to be played with 60 overs per side.