ONE Championship: Watch - Regian Eersel vs. Nieky Holzken first title match from 2019
Nieky Holzken | Bonus Round Kickboxing
The First Man To KNOCK OUT Nieky Holzken In Over A DECADE 🤯 - YouTube
Nieky Holzken: kickboxing goals and caged boxing w/ ONE Championship
Nieky Holzken's ONE Championship highlights ahead of ONE X
GLORY 34 results: Nieky Holzken defeats Murthel Groenhart by unanimous decision to retain welterweight title - MMAmania.com
John Wayne Parr on Nieky Holzken and his legacy | Asian MMA
Nieky Holzken's Heavy Strikes Earn Victory Against Mustapha Haida - ONE Championship – The Home Of Martial Arts
Bazooka' Joe Valtellini: Nieky Holzken's GLORY 29 call out was 'bush league and not very sportsmanlike' - MMAmania.com
Nieky Holzken fancies rematch with Sinsamut Klinmee
GLORY 29 results: Nieky Holzken defeats Yoann Kongolo by unanimous decision to retain welterweight title, calls out Joeseph Valtellini - MMAmania.com
Nieky Holzken Better, More Confident, And More Explosive For Eersel Rematch - ONE Championship – The Home Of Martial Arts
Nieky Holzken wants Paul Daley at Dynamite, says he can KO Mayweather - Bloody Elbow
Top 9 Finishes From ONE: ENTER THE DRAGON's Knockout Artists - ONE Championship – The Home Of Martial Arts
Hayabusa on Twitter: "#TeamHayabusa in full force tonight, let's go @niekyholzken! Get new colors of Hayabusa Kickboxing Shorts: https://t.co/Lc9cZGrVUu #GLORY34 https://t.co/jVfdGpp5Kl" / Twitter
Banner Nieky Holzken zonder handschoen - Nihon Sport Outlet
Nieky Holzken wants Paul Daley at Dynamite, says he can KO Mayweather - Bloody Elbow
Aleysha "Ti-22" Smol on Twitter: "2015/12/12 - Me with Glory world champion Nieky "The Natural" Holzken! #niekyholzken https://t.co/UUeKm06vIz" / Twitter
Holzken outworks Groenhart to complete trilogy shutout : Glory
Knock out! Sinsamut Klinmee finishes Nieky Holzken | Asian MMA