| 2026-09-19 | UFC 331: Van vs. Pantoja 2 | Flyweight | Joshua Van def. Alexandre Pantoja title | Decision (unanimous) (49–46, 48–47, 50–45) | 5 | 5:00 |
| 2026-05-09 | UFC 328: Chimaev vs. Strickland | Flyweight | Joshua Van def. Tatsuro Taira title | TKO (front kick to the body and punches) | 5 | 1:32 |
| 2025-12-06 | UFC 323: Dvalishvili vs. Yan 2 | Flyweight | Joshua Van def. Alexandre Pantoja title | TKO (arm injury) | 1 | 0:26 |
| 2025-06-28 | UFC 317: Topuria vs. Oliveira | Flyweight | Joshua Van def. Brandon Royval | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2025-06-07 | UFC 316: Dvalishvili vs. O'Malley 2 | Flyweight | Joshua Van def. Bruno Gustavo da Silva | TKO (punches) | 3 | 4:01 |
| 2025-03-08 | UFC 313: Pereira vs. Ankalaev | Flyweight | Joshua Van def. Rei Tsuruya | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2024-12-07 | UFC 310: Pantoja vs. Asakura | Flyweight | Joshua Van def. Cody Durden | Decision (unanimous) (29–28, 30–26, 30–27) | 3 | 5:00 |
| 2024-09-14 | UFC 306: O'Malley vs. Dvalishvili | Flyweight | Joshua Van def. Édgar Cháirez | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2024-07-13 | UFC on ESPN: Namajunas vs. Cortez | Flyweight | Charles Johnson def. Joshua Van | KO (punches) | 3 | 0:20 |
| 2024-01-13 | UFC Fight Night: Ankalaev vs. Walker 2 | Flyweight | Joshua Van def. Felipe Bunes | TKO (punches) | 2 | 4:31 |
| 2023-11-11 | UFC 295: Procházka vs. Pereira | Flyweight | Joshua Van def. Kevin Borjas | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2023-06-24 | UFC on ABC: Emmett vs. Topuria | Flyweight | Joshua Van def. Zhalgas Zhumagulov | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |