Serhiy Romanchuk (; ; born 6 June 1982) is a Ukrainian-born professional strongman competitor and national champion powerlifter. He has competed in the 2010 World's Strongest Man and 2010 Europe's Strongest Man contests.News Archives (June 2010). Ironmind.com. Retrieved on 2012-11-21. On Dec. 18, 2010 he won the Strongman Champions League event in Kyiv, Ukraine.Terry Hollands is the 2010 SCL Champion. Ironmind.com (2010-12-21). Retrieved on 2012-11-21.

Romanchuk won the Giants Live Ukraine event in Poltava, Ukraine on Aug. 25, 2011.Sergii Romanchuk Wins Giants Live–Ukraine. Ironmind.com (2011-08-27). Retrieved on 2012-11-21. This victory qualified him for the 2011 World's Strongest Man contest. During 2011 Arnold Strongman Classic competition he loaded a Manhood Stone (Max Atlas Stone) over a 4 ft bar.

He is a 2 time UPO Ukrainian National Powerlifting Champion in 2007 & 2012.

Following the 2014 Russian aggression against Ukraine, Romanchuk stayed in Makiivka where he heads a local sports club "Medvedi" (Bears).

See also Strongman Champions League IFSA Alexey Vishnitsky Vasyl Virastyuk

References