The female brown belts take the mats on Friday at the 2023 IBJJF World Championships, as do the female blue belts and some of the male purple belts. Check out our list of the top athletes to watch for, as well as their start times and mat assignments. 

Male Purple Belts (Roosterweight to Medium Heavyweight)*

*the heavyweight, super heavyweight and ultra heavyweight divisions are scheduled for Saturday, June 3.

Roosterweight (30 athletes)

Michael Jalen B. Fonacier | 8:48 p.m. ET | Mat 6

Kleber Barboza Alves | 9:28 p.m. ET | Mat 8

Light Featherweight (55 athletes)

João Vitor Alves | 8:19 p.m. ET | Mat 6

Jorgji Qiro | 7:53 p.m. ET | Mat 7

Luiz Eduardo Souza dos Santos | 7:22 p.m. ET | Mat 8

Quinton Isaiah Dixon | 7:35 p.m. ET | Mat 7

Varun Mehrotra | 7:04 p.m. ET | Mat 8

Featherweight (64 athletes)

Gustavo Umeoka Ogawa | 6:50 p.m. ET | Mat 1

Stephen Gomes | 6:50 p.m. ET | Mat 3

Guy Alexander Ficker | 7:51 p.m. ET | Mat 2

Lightweight (84 athletes)

Rômulo Rocha | 5:39 p.m. ET | Mat 6

Rafael Gamba | 5:51 p.m. ET | Mat 4

Luca Ramaci | 6:14 p.m. ET | Mat 1

Chazz Canas | 6:04 p.m ET | Mat 3

Miguel Costa Campos | 5:54 p.m. ET | Mat 2

Jakob Brooks | 5:37 p.m. ET | Mat 3

Carlos Oscar Heredia | 5:50 p.m. ET | Mat 5

Lisander Lopez | 5:30 p.m. ET | Mat 6

Michael De Vita | 6:05 p.m. ET | Mat 1

Middleweight (56 athletes)

José Steve Nduazulu Ndilu | 8:13 p.m. ET | Mat 2

Rafael Leite Borges | 8:02 p.m. ET | Mat 12

Johnathan Waid | 6:17 p.m. ET | Mat 12

Jared Lee Shafer | 7:35 p.m. ET | Mat 12

Jason Hackett | 8:22 p.m. ET | Mat 2

Enzo Marasciulo Silva | 8:28 p.m. ET | Mat 9

Corey Marcus Dorsey II | 8:10 p.m. ET | Mat 9

Medium Heavyweight (35 athletes)

Danylo Ferreira Wruck | 9:43 p.m. ET | Mat 10

Leonardo Silveira Ferreira | 9:35 p.m. ET | Mat 11

Takeshiro Tanino Kauan Yuuki | 8:47 p.m. ET | Mat 12

Marlon Tajik | 9:49 p.m. ET | Mat 9

David Clay | 9:31 p.m. ET | Mat 9

Ian L. Kaleo Pester Batista | 9:22 p.m. ET | Mat 9

Female Brown Belts

Roosterweight (10 athletes)

Barbara Sousa da Silva | 3:22 p.m. ET | Mat 11

Rawana Da Silva | 3:21 p.m. ET | Mat 12

Shelby Murphey |  3:12 p.m. ET | Mat 11

Light Featherweight (12 athletes)

Vitória Damiana Silva de Assis | 3:16 p.m. ET | Mat 9

Abbigayle Pontes | 2:58 p.m. ET | Mat 10

Featherweight (18 athletes)

Maria Nunes Pinto | 3:02 p.m. ET | Mat 8

Emily Rosalynn Nicholson | 2:42 p.m. ET | Mat 8

Emilia Nastazja Pakulski | 2:54 p.m. ET | Mat 7

Abbie O’Tool | 2:16 p.m. ET | Mat 7

Lightweight (21 athlets)

Leilani Bernales | 1:44 p.m. ET | Mat 4

Beatrice Jin | 1:26 p.m. ET | Mat 4

Heloysa Oliveira | 1:36 p.m. ET | Mat 4

Peyton Leigh Letcher | 1:34 p.m. ET | Mat 3

Alanis Coral Santiago | 2:02 p.m. ET | Mat 2

Chayse Dikema | 2:02 p.m. ET | Mat 2

Middleweight (13 athletes)

Brittney Johnson | 1:58 p.m. ET | Mat 5

Rosary Mary Walsh | 2:34 p.m. ET | Mat 6

Brígida Carvalho Felipe 3:09 p.m. ET | Mat 6

Amanda Pamela Nicole Schurtz | 2:34 p.m. ET | Mat 5

Medium Heavyweight (12 athletes)

Denise Krahn | 2:57 p.m. ET | Mat 4

Salla Mari Simola | 3:09 p.m. ET | Mat 3

Kennedy Paige Franklin | 2:49 p.m. ET | Mat 3

Heavyweight (8 athletes)

Nia Blackman | 2:50 p.m. ET | Mat 2

Super Heavyweight (7 athletes)

Erin Nicole Quillen | 2:52 p.m. ET | Mat 1

The female blue belts are also set to take the mats on Friday, June 2. Be sure to watch lightweight Eliza Nascimento as she tries to accomplish the Grand Slam. She's already won Euros, Pans and Brasileiros this year.

Female Blue Belts

• Rooster: 1:02 PM (11 athletes)
• Light Feather: 1:02 PM (25 athletes)
• Feather: 12:30 PM (34 athletes)
• Light: 12:30 PM (39 athletes)
• Middle: 12:30 PM (26 athletes)
• Medium Heavy: 1:10 PM (18 athletes)
• Heavy: 1:18 PM (12 athletes)
• Super Heavy: 1:18 PM (14 athletes)

Names to watch:

• Any Karoline Oliveira
• Eliza Carvalho Nascimento