Group B: Atletico Madrid, Botafogo, Paris Saint-Germain, Seattle Sounders
Atletico de Madrid (Spain): full squad
- Goalkeepers: Joan Musso, Jan Oblak, Antonio Gomis, Salvi Esquivel
- Defenders: Jose Maria Gimenez, Cesar Azpilicueta, Clement Lenglet, Nahuel Molina, Axel Witsel, Javi Galan, Reinildo, Robin Le Normand, Ilias Kostis
- Midfielders: Conor Gallagher, Rodrigo De Paul, Koke, Pablo Barrios, Thomas Lemar, Samu Lino, Marcos Llorente, Rodrigo Riquelme, Javi Serrano, Taufik Seidu, Rayane Belaid
- Forwards: Antoine Griezmann, Alexander Sorloth, Angel Correa, Carlos Martin, Julian Alvarez, Guiliano Simeone
Botafogo (Brazil): full squad
- Goalkeepers: John, Leo Linck, Raul, Christhian Loor
- Defenders: Alexander Barboza, Alex Telles, Bastos, Cuiabano, David Ricardo, Jair Cunha, Kaio Fernando, Marcal, Mateo Ponte, Vitinho
- Midfielders: Allan, Danilo Barbosa, Gregore, Marlon Freitas, Newton
- Forwards: Alvaro Montoro, Artur, Igor Jesus, Kayke, Mastriani, Matheus Martins, Nathan Fernandes, Santiago Rodriguez, Wran Cruz, Savarino
Paris Saint-Germain (France): full squad
- Goalkeepers: Gianluigi Donnarumma, Matvey Safonov, Arnau Tenas
- Defenders: Achraf Hakimi, Marquinhos, Lucas Peraldo, Presnel Kimpembe, Nuno Mendes, Lucas Hernandez, William Pacho, Noham Kamara
- Midfielders: Gabriel Moscardo, Fabian Ruiz, Joao Neves, Senny Mayulu, Warren Zaire-Emery, Vitinha
- Forwards: Khvicha Kvaratskhelia, Goncalo Ramos, Ousmane Dembele, Desire Doue, Lee Kang-In, Bradley Barcola, Ibrahim Mbaye
Star forward Ousmane Dembele will lead the newly crowned UEFA Champions League title holders Paris Saint-Germain at the FIFA Club World Cup 2025 [Stephanie Lecocq/Reuters]
Seattle Sounders (USA): full squad
- Goalkeepers: Stefan Frei, Andrew Thomas, Jacob Castro
- Defenders: Travian Sousa, Nouhou Tolo, Jon Bell, Alex Roldan, Kim Kee-hee, Jackson Ragen, Yeimar Gomez Andrade, Cody Baker, Kalani Kossa-Rienzi
- Midfielders: Joao Paulo, Cristian Roldan, Albert Rusnak, Obed Vargas, Reed Baker-Whiting, Danny Leyva
- Forwards: Jesus Ferreira, Pedro de la Vega, Jordan Morris, Paul Rothrock, Danny Musovski, Ryan Kent, Georgi Minoungou, Osaze de Rosario
