Bellator 233: Salter vs van Steenis was held on 8th November, 2019, at WinStar World Casino in Thackerville, Oklahoma. The main event featured John Salter and Costello van Steenis going against one another in a middleweight bout.
Main Card
| Weight Class | Fight Card | Method | Round |
| Middleweight | John Salter defeats Costello van Steenis | Decision (unanimous) (29-28, 29-28, 29-28) | R3 (05:00) |
| Catchweight (195 lbs.) | Andrew Kapel defeats Muhammed Lawal | KO (punches) | R1 (01:22) |
| Women's Featherweight | Arlene Blencowe defeats Leslie Smith | Decision (unanimous) (30-27, 30-27, 30-27) | R3 (05:00) |
| Heavyweight | Tyrell Fortune defeats Zu Anyanwu | TKO (punches) | R2 (01:56) |
Preliminary Card
| Weight Class | Fight Card | Method | Round |
| Light Heavyweight | Tyree Fortune defeats Chuck Campbell | Decision (split) (29-28, 28-29, 29-28) | R3 (05:00) |
| Catchweight (175 lbs.) | Logan Storley defeats E.J. Brooks | TKO (doctor stoppage) | R1 (05:00) |
| Light Heavyweight | Julius Anglickas defeats Jordan Young | Decision (unanimous) (30-27, 30-27, 30-27) | R3 (05:00) |
| Women's Featherweight | Amanda Bell defeats Janay Harding | TKO (punches) | R3 (04:44) |
| Catchweight (175.8 lbs.) | Kyle Crutchmer defeats Robert Gidron | Decision (unanimous) (30-27, 30-27, 30-27) | R3 (05:00) |
| Catchweight (186.7 lbs.) | Romero Cotton defeats Jason Perrotta | Verbal submission (injury) | R1 (02:16) |
| Light Heavyweight | Christian Edwards defeats Cesar Bennett | KO (head kick) | R1 (00:16) |
| Light Heavyweight | Grant Neal defeats Jimmy Lugo | Decision (unanimous) (30-26, 29-28, 30-26) | R3 (05:00) |
Postliminary Card
| Weight Class | Fight Card | Method | Round |
| Lightweight | Aaron Mckenzie defeats Sean Clements | Submission (rear-naked choke) | R2 (04:31) |
| Featherweight | Lucas Brennan defeats Jacob Landin | Submission (rear-naked choke) | R1 (03:38) |
