Regian Eersel vs. Nieky Holzken | ONE: Full Fight | King Of The Ring | May 2019 - YouTube
Kickboxing champ Nieky Holzken hitting the heavy bag at the Mayweather Boxing Club - YouTube
Nieky Holzken ("The Natural") | Boxer Page | Tapology
Nieky Holzken's Training Camp | ONE VLOG - YouTube
Nieky Holzken vs. Cosmo Alexandre | Full Fight Replay - YouTube
Nieky Holzken kickboks Combos - YouTube
World Kickboxing Champion I Nieky Holzken - YouTube
/cdn.vox-cdn.com/uploads/chorus_asset/file/10265639/Screenshot_2018_2_20_FULL_MATCH___Nieky_Holzken_vs_Cedric_Doumb__2___Welterweight_Title_Fight_GLORY_42_Paris___YouTube.png "Former Glory champion Nieky Holzken fights Callum Smith in World Boxing Super Series semifinal - Bloody Elbow")
Former Glory champion Nieky Holzken fights Callum Smith in World Boxing Super Series semifinal - Bloody Elbow
▻ Nieky Holzken || FIGHTS - TRAINING - MOTIVATION HIGHLIGHT 2016 || ᴴᴰ - YouTube
Holzken: Me vs. Smith Was A Hell Of A Fight, I'll Return Stronger - Boxing News
Regian Eersel & Nieky Holzken On Dutch Kickboxing | ONE Feature - YouTube
Don't Tease The Beast 😱👊 Nieky Holzken vs. Cosmo Alexandre | Full Fight - YouTube
Nieky Holzken training at The Blackzilians - YouTube
Regian Eersel vs. Nieky Holzken | Full Fight Replay - YouTube
Fight Preparation | Nieky Holzken | Fight Series - YouTube
Nieky Holzken "The Natural" Highlights - YouTube
ONE: Full Fight | Nieky Holzken vs. Cosmo Alexandre | Devastating Knockout | November 2018 - YouTube
Nieky Holzken Better, More Confident, And More Explosive For Eersel Rematch - ONE Championship – The Home Of Martial Arts
Nieky Holzken - Wikipedia
Nieky Holzken determined to secure a third title shot | Asian MMA
Nieky Holzken vs. Regian Eersel | Full Fight Replay - YouTube
5 Things That Make Nieky Holzken So Good w/ Tips To Improve - YouTube
