| Tournament Name: | Mercantile Credit Classic |
| Venue: | Norbreck Castle Hotel |
| Location: | Blackpool |
| Country: | England |
| Organisation: | WPBSA |
| Format: | Ranking event |
| Total Prize Fund: | £300,000 |
| Winners Share: | £60,000 |
| Highest Break: | (141) |
| Score: | 10–6 |
| Previous: | 1989 |
| Next: | 1991 |
The 1990 Mercantile Credit Classic was the eleventh edition of the professional snooker tournament which took place from 2–13 January 1990 with ITV coverage beginning on the 6th. The tournament was played at the Norbreck Castle Hotel, Blackpool, Lancashire.
The semi-finals have been reduced to one session each of best of 11 frames and the final with two session with a best of 19 final. Steve James won his only ranking title beating Warren King of Australia 10–6 in a tournament of upsets which only 4 of the top 16 reaching their seeding places.[1]
| Final: Best of 19 frames. Referee: . Norbreck Castle Hotel, Blackpool, England, 13 January 1990. | |||
| Steve James | 10–6 | Warren King | |
| First session: 74–47, 33–85, 72–16, 76–8 (59), 72–33, 53–63, 67–61 (50), 46–71 Second session: 26–61, 77–1, 101–12 (101), 35–71, 0–70 (68), 70–58 (70), 64–31, 75–13 (54) | |||
| 101 | Highest break | 68 | |
| 1 | Century breaks | 0 | |
| 4 | 50+ breaks | 2 | |
(Including qualifying rounds)