Bellator 297: Nemkov vs. Romero was a mixed martial arts event produced by Bellator MMA that took place on June 16, 2023, at the Wintrust Arena in Chicago, Illinois, United States. A Bellator Light Heavyweight Championship bout between current champion Vadim Nemkov and Yoel Romero headlined the event. The co-main event, a Bellator Bantamweight Championship bout between current champion Sergio Pettis and the current Bellator Featherweight Champion Patrício Pitbull (also former Bellator Lightweight Champion) took place.
Vadim Nemkov
Yoel Romero
Sergio Pettis
Patricio Freire
Corey Anderson
Phil Davis
Gökhan Saricam
Daniel James
Gadzhi Rabadanov
Pieter Buist
Ramazan Kuramagomedov
Jaleel Willis
Norbert Novenyi Jr.
Kamil Oniszczuk
Archie Colgan
Emmanuel Sanchez
Jordan Newman
Matthew Perry
Cody Law
Edwin Chavez
Wladmir Gouvea
Gabriel Sayeg
Kyle Crutchmer
Bobby Nash
Mike Hamel
Shamil Nikaev
Karl Moore
Alex Polizzi
Timur Khizriev
Richie Smullen