On 16 January, at the European Championship Rađen scored in the first game two goals in an 8–5 win against Spain. After next two games without goals, on 21 January in the fourth match, Rađen scored his third goal of the tournament for his national team in a routine victory against Romania 14–5. Nikola Rađen won the 2012 European Championship on 29 January. He scored a goal in the final against Montenegro which his national team won by 9–8. This was his first gold medal at the European Championships.