Consensus Rankings:   Official  |  Member Designed  |  This Ranking Updated 10 years, 4 months ago  |  All By Jimmy34

1. 1

   

   Jackson vs. Arona

   Quinton Jackson in round 1

   2004 | Pride Critical Countdown 2004

   One of the greatest KO's of all times! Jackson was a strong man back in those days.
   

2. 2

   

   Diaz vs. Lawler

   Nick Diaz in round 2

   2004 | UFC 47

   I remember watching this fight and really liked both of these guys, couldn't make my mind up who to go for. I just knew someone was going to get ko'd and pow just like that Diaz caught Lawler. I've been a huge fan of Nick Diaz ever since.
   

3. 3

   

   Goodridge vs. Herrera

   Gary Goodridge in round 1

   1996 | UFC 8

   This will always be one of the greatest KO's of all times. Goodridge made a huge statement in his first UFC match.
   

4. 4

   

   Velasquez vs. dos Santos

   Junior dos Santos in round 1

   2011 | UFC on FOX 1

   Santos won his first UFC Title and giving Cain his 1st UFC loss.
   

5. 5

   

   Hughes vs. Newton I

   Matt Hughes in round 2

   2001 | UFC 34

   How can you forget a KO like that! Had Newton on top of the cage and one of the hardest body slams I've ever seen. KO Newton and won the UFC Title.
   

6. 6

   

   Silva vs. Weidman

   Chris Weidman in round 2

   2013 | UFC 162

   Silva got ****y and paid dearly for it, should of acted like a champion. It doesn't matter Weidman stuck with his game plan and KO Silva giving Silva his 1st loss in several years being the Champion. Good for you Weidman!
   

7. 7

   

   Carter vs. Serra

   Shonie Carter in round 3

   2001 | UFC 31

   Spinning back fist! You just don't forget KO's like this.
   

8. 8

   

   Henderson vs. Bisping

   Dan Henderson in round 2

   2009 | UFC 100

   The way Bisping was circling and moving, you knew Henderson was going to connect. He did just that and with an extra punch on the way down. What a statement!
   

9. 9

   

   Smith vs. Sell

   Scott Smith in round 2

   2006 | The Ultimate Fighter 4 Finale

   Hands of Steele Smith looked to be hurt and done, but fooled everybody with a Hands of Steele punch knocking out Sells.
   

10. 10

    

    Williams vs. Coleman

    Pete Williams in round 1

    1998 | UFC 17

    Williams was definitely the underdog in this battle. Williams got Coleman with a front kick KO that sent Coleman to the mat.