The PFL 1 mixed martial arts event for the 2023 season of the Professional Fighters League was held on April 1, 2023, at The Theater at Virgin Hotels in Las Vegas, Nevada, United States.

This marked the first regular-season event of the tournament and included fights in the Featherweight and Light Heavyweight divisions.

Meanwhile, Rob Wilkinson faced Thiago Santos, a former UFC title challenger, in the co-main event.

[2] A light heavyweight bout between Omari Akhmedov and Will Fleury was expected to take place at the event.

If a fighter misses weight, the opponent (should they comply with weight limits) will receive 3 points due to a walkover victory, regardless of winning or losing the bout; if the non-offending fighter subsequently wins with a stoppage, all bonus points will be awarded.