Mayra Bueno Silva vs Macy Chiasson joins UFC 303

The bout between former title challenger Mayra Bueno Silva and Macy Chiasson has been made official for UFC 303: McGregor vs Chandler. The fight card airs live from T-Mobile Arena in Las Vegas on Saturday, June 29. The MMA event is featured on the schedule of the 12th annual International Fight Week.

No. 3 Mayra Bueno Silva (10-3-1, 1 NC) looks to get back in the win column. Brazil’s 32-year-old challenged Raquel Pennington for the bantamweight title in January in Toronto, but fell short dropping a unanimous decision.

No. 7 Macy Chiasson (9-3) targets her second straight victory. The 32-year-old native of New Orleans, Louisiana submitted Pannie Kianzad in the first-round in March.

The promotion confirmed the Silva vs Chiasson showdown via post on X today.

Among other bouts recently added to the card, Chicago’s former light heavyweight champion Jamahal Hill returns against Khalil Rountree Jr of Los Angeles. The main event is a welterweight bout between Ireland’s former two-division champion Conor McGregor (22-6) and Michael Chandler (23-8) of High Ridge, Missouri.

The current UFC 300 lineup look as the following:

Conor McGregor vs. Michael Chandler, welterweight
Mayra Bueno Silva vs. Macy Chiasson, women’s bantamweight
Joe Pyfer vs. Marc-Andre Barriault, middleweight
Michelle Waterson-Gomez vs. Gillian Robertson, women’s strawweight
Andre Fili vs. Cub Swanson, featherweight
Rei Tsuruya vs. Carlos Hernandez, flyweight
Jamahal Hill vs. Khalil Rountree Jr., light heavyweight

Parviz Iskenderov

Parviz Iskenderov is a former Muay Thai fighter, sports manager and editor at FIGHTMAG.