No division in the UFC produces more brutal knockouts than at heavyweight. Four entrants in these rankings have earned the right to call themselves the UFC Heavyweight Champion. Two heavyweight record holders feature in the top three.

The UFC is renowned for being the biggest stage on the planet for the sport of mixed martial arts, few sights inside the Octagon are as dramatic as a devastating KO delivered by a heavyweight wearing 4oz gloves. Whether it's a dominant win in the opening moments of a fight or a punch from nowhere that completely changes the course of a fight, watching a true knockout artist at work is a thing of beauty. The Las Vegas-based promotion has had its fair share of heavyweights with power-packed fists over the years.

Some have gone on to become UFC champions, while others have simply earned the respect of fans and peers alike with the fight-ending force they possess. In celebration of these hard-hitting warriors, GIVEMESPORT have ranked the 10 biggest punchers in UFC history. When compiling these rankings, factors such as overall MMA records and the quality of opposition faced were taken into account.

However, the most important quality for a fighter on this list is the ability to close the show with a single shot. 10 Roy Nelson With a belly that hung way over his fight shorts, ‘Big Country’ may not have looked like a destroyer. However, he could bang with the best of them in his era.

Nelson earned himself a UFC contract by winning season 10 of The.