Márcio Rafael Ferreira de Souza, commonly known as Rafinha, is a Brazilian professional footballer who plays as a right-back for São Paulo. He is known as a skilled defender with good passing skills, quick pace, agility and a strong shot. He has earned four caps with the Brazil national team. Since 2015, he has the German citizenship.

São Paulo Futebol Clube, more commonly referred to as simply São Paulo, is a professional football club in the Morumbi district of São Paulo, Brazil. It plays in Campeonato Paulista, São Paulo's premier state league and Campeonato Brasileiro Série A, the top tier of Brazilian football. Despite being primarily a football club, São Paulo competes in a wide variety of sports. Its home ground is the multipurpose 72,039-seater MorumBIS Stadium, the biggest private-owned field in Brazil. São Paulo is Brazil’s biggest worldwide champion and also one of the only two clubs that have never been relegated from the top division, the other being Flamengo.