Roberto Soldić (Croatian pronunciation: [roberto soldiɕ]; born 25 January 1995) is a Croatian mixed martial artist and professional boxer, competing in ONE Championship. Before turning 26, Soldić won five belts in five different European MMA promotions including Middleweight and Welterweight Championships in Konfrontacja Sztuk Walki (KSW), Final Fight Championship (FFC) and Superior FC and is considered to be one of the biggest fighting sports prospects from Southeast Europe.