Alexander Oleinik (; born March 8, 1986) is a Ukrainian professional Kickboxing and Muay Thai fighter who competes in the middleweight, light heavyweight and cruiserweight divisions. He has begun practicing Kyokushin Karate in early childhood at the age of six. Shortly he became a Ukrainian champion in the youth division. At the age of 17 he started practicing Muay Thai.
He first came to prominence due to his successful amateur career by winning IFMA European and World Championships in 2010. At that time he simultaneously combined his amateur and professional careers. He turned professional in 2007 by winning his debut fight in Brezno, Slovakia. Two years later he became ISKA World Champion in professional division. In 2010 Alexander won King of Kings World Grand Prix -83 kg in Chișinău, Moldova. He continued his professional record through 2011 where he won the 2011 Tatneft World Cup in division under 80 kg.
As of January 2012, he is ranked the #2 light heavyweight kickboxer in the world by Liverkick.com. He has proved it with wins over four top 10 fighters in Sem Braan, Constantin Țuțu, Alexander Stetsurenko and Dmitry Shakuta.
Career
Professional record
Professional debut: July 7, 2007 (Brezno, Slovakia)
51 fights, 44 won, 16 KOs, 7 lost
2017 – ISKA Pro-Am World Champion – 88,5 kg – Singen, Germany
2017 – KOK World Grand Prix Winner – 85 kg – Tallinn, Estonia
2011 – Tatneft Cup Champion – -80 kg – Kazan, Russia
2010 – KOK World Grand Prix in K-1 Winner – 83 kg – Chisinau, Moldova
2009 – World champion in professional kickboxing K-1 – Hurghada, Egypt
Amateur career
The ninefold world champion on kickboxing and muay thai among amateurs under versions WAKO, IFMA and ISKA. World champion in K-1 and Low-kick (Kyiv, Ukraine, 2018 - ISKA) World champion in Muay-thai (Athens, Greece, 2017 – ISKA) World champion in K-1 (Athens, Greece, 2017 – ISKA) World champion in Muay-thai (Bangkok, Thailand, 2010 – IFMA) European Champion in Muay-thai (Rome, Italy, 2010 – IFMA) European Championship in Muay-thai (Antalya, Turkey, 2012 – IFMA) – 2nd place World Championship in Muay-thai (Bangkok, Thailand, 2009; Tashkent, Uzbekistan, 2011, Saint-Petersbourgh, Russia, 2012 – IFMA) – 3rd place European Championship in Muay-thai (Antalya, Turkey, 2011 – IFMA) – 3rd place World Cup winner in Muay-thai (Yalta, Ukraine, 2008 – WAKO) World Cup winner in Muay-thai (Yalta, Ukraine, 2009 – WAKO) World Cup winner in Kickboxing (Yalta, Ukraine, 2008 – WAKO) Champion of Ukraine in Muay-thai (14 gold medals, IFMA) Champion of Ukraine in Kickboxing (7 gold medals, WAKO, ISKA)