Nikola Rađen

Nikola Rađen (Никола Рађен, ; born 29 January 1985) is a Serbian water polo player who plays for Serbian club Crvena zvezda. He was a member of the Serbia men's national water polo team at the 2008 Beijing Olympics. He won with Serbia the 2009 World Championship as well as the 2012 Eindhoven European Championship. Rađen has also won 2 LEN Euroleagues with his former clubs Partizan Raiffeisen (2011) and VK Crvena zvezda (2013).

2012 Eindhoven
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.

Club
VK Partizan VK Crvena Zvezda Olympiacos
 * LEN Champions League (1): 2010–11
 * National Championship of Serbia (5): 2006–07, 2007–08, 2008–09, 2009–10, 2010–11
 * National Cup of Serbia (5): 2006–07, 2007–08, 2008–09, 2009–10, 2010–11
 * Eurointer League (2): 2010, 2011
 * LEN Champions League (1):  2012–13
 * LEN Super Cup (1): 2013
 * National Championship of Serbia (1): 2012–13
 * National Cup of Serbia (1): 2012–13
 * Eurointer League (1): 2013

CSM Digi Oradea
 * National Championship of Greece (1): 2014–15
 * National Cup of Greece (1): 2014–15


 * National Championship of Rumania (1) : 2016–17

Dynamo Moscow


 * National Championship of Russia (2): 2017–18, 2018–19


 * National Cup of Russia (2): 2017–18, 2018–19

Failed drug test
On 15 May 2015, Serbian media published that Rađen was tested positive for cocaine after the World League game between Serbia and Spain, held on 17 February 2015. The penalty for such doping violation is 4 years of not participating in any kind of sport events. On 18 May 2015, he was officially temporary suspended by FINA due to continued investigation into his positive doping results to cocaine metabolites. Furthermore, two days later, Olympiacos, the club with whom he was under the contract, terminated the contract for violating the terms of it. On 24 August 2015, he was officially suspended on a 4-year period by FINA for positive doping results; from tests taking place on 17 February, and nearly two months later, on 15 April.

Personal life
He joined the Serbian Progressive Party in November 2023.