| Administrator(s) | Test and County Cricket Board |
|---|---|
| Cricket format | Limited overs cricket(60 overs per innings) |
| Tournament format(s) | Knockout |
| Champions | Lancashire (5th title) |
| Participants | 32 |
| Matches | 30 |
| Most runs | 327 Gehan Mendis (Lancashire) |
| Most wickets | 10 Courtney Walsh (Gloucestershire) |
The 1990 NatWest Trophy was the 10th NatWest Trophy. It was an English limited overs county cricket tournament which was held between 27 June and 1 September 1990.[1] The tournament was won by Lancashire who defeated Northamptonshire by 7 wickets in the final at Lord's.