Nieky Holzken

Nieky Holzken, born Nicolaas Hubertus Holzken on 16 December 1983, is a retired Dutch kickboxer and professional boxer. After his parents separated when he was an infant he was raised by his paternal grandparents, and martial arts films inspired him to start kickboxing at ten. He made his K-1 debut in Stockholm in 2006 and won a regional qualifier by three knockouts. In Glory he won the inaugural welterweight world tournament in Tokyo in December 2013 by stopping Joseph Valtellini in the final, and went on to become Glory welterweight champion. In 2018 he took part in the World Boxing Super Series as a substitute. This entry is written from the English Wikipedia article on Nieky Holzken.