Regian Eersel vs. Nieky Holzken | Full Fight Replay - YouTube
World Kickboxing Champion I Nieky Holzken - YouTube
Kickboxing champ Nieky Holzken hitting the heavy bag at the Mayweather Boxing Club - YouTube
GLORY 19: Nieky Holzken vs. Aleksandr Stetcuerenko (Full Video) - YouTube
ONE: Full Fight | Nieky Holzken vs. Cosmo Alexandre | Devastating Knockout | November 2018 - YouTube
NIEKY HOLZKEN PADS TRAINING - YouTube
Fight Preparation | Nieky Holzken | Fight Series - YouTube
Nieky Holzken Better, More Confident, And More Explosive For Eersel Rematch - ONE Championship – The Home Of Martial Arts
Holzken: Me vs. Smith Was A Hell Of A Fight, I'll Return Stronger - Boxing News
Fight Preparation | Nieky Holzken | Fight Series - YouTube
Nieky Holzken's Training Camp | ONE VLOG - YouTube
Nieky Holzken Training Workout | Kickboxing Training - video Dailymotion
Nieky Holzken Strength and Conditioning Training for Kickboxing | Muscle Madness - YouTube
How To Successfully Execute Nieky Holzken Style Defense - YouTube
Nieky Holzken Kickboxing Training Highlights 2022 - YouTube
Nieky Holzken Dazzles With A Crushing KO In His ONE Debut - ONE Championship – The Home Of Martial Arts
Nieky Holzken vs. Cosmo Alexandre | Full Fight Replay - YouTube
ONE Championship: Nieky Holzken confirms next ONE Super Series fight
The First Man To KNOCK OUT Nieky Holzken In Over A DECADE 🤯 - YouTube
Don't Tease The Beast 😱👊 Nieky Holzken vs. Cosmo Alexandre | Full Fight - YouTube
Nieky Holzken "The Natural" Highlights - YouTube
Nieky Holzken vs. Regian Eersel | Full Fight Replay - YouTube
Nieky Holzken ("The Natural") | Boxer Page | Tapology
Regian Eersel & Nieky Holzken On Dutch Kickboxing | ONE Feature - YouTube
Nieky Holzken determined to secure a third title shot | Asian MMA
Nieky Holzken Family Training - 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
