Serhiy Boyko

Serhiy Mykolayovych Boyko (Сергій Миколайович Бойко; born 30 June 1977) is a Ukrainian international referee and a former player.

Boiko became a FIFA referee in 2011. He has refereed at 2014 FIFA World Cup qualifiers, beginning with the match between Sweden and Kazakhstan.

During the Russian invasion of Ukraine, he became a refugee in the United States and continued working as a referee within the Professional Referee Organization in the United States. He officiated USL Championship games as both a match referee and 4th official, and on 15 April he served as match referee for the MLS regular season match between Real Salt Lake and FC Dallas.