Welerson Gonçalves da Silva, commonly referenced as Welerson Gonçalves, is a professional grappler and a jiu-jitsu black belt under Polengue Dias who represents team Nova União in the International Brazilian Jiu-Jitsu Federation (IBJJF) and Abu Dhabi Jiu-Jitsu Pro (AJP) Tour's circuits. Gonçalves is well recognized as one of the top players in Brazil, a status earned through his numerous medals in important tournaments such as the IBJJF South American, European, and the Brazilian National Championships.