| 1 | UFC 100 - LESNAR VS. MIR 2 (11/07/2009) | 14131 |
| 2 | TUF 10 - THE ULTIMATE FIGHTER 10 FINALE (05/12/2009) | 8189 |
| 3 | UFC 94 - ST. PIERRE VS. PENN 2 (31/01/2009) | 7179 |
| 4 | UFC 95 - SANCHEZ VS. STEVENSON (21/02/2009) | 6633 |
| 5 | UFC 97 - REDEMPTION (18/04/2009) | 6478 |
| 6 | UFC 99 - THE COMEBACK (13/06/2009) | 6407 |
| 7 | UFC 101 - DECLARATION (08/08/2009) | 6219 |
| 8 | UFC 103 - FRANKLIN VS. BELFORT (19/09/2009) | 6032 |
| 9 | UFC 98 - EVANS VS. MACHIDA (23/05/2009) | 5956 |
| 10 | UFC 107 - PENN VS. SANCHEZ (12/12/2009) | 5841 |
| 11 | UFC 93 - FRANKLIN VS. HENDERSON (17/01/2009) | 5736 |
| 12 | UFC 104 - MACHIDA VS. SHOGUN (24/10/2009) | 5507 |
| 13 | TUF 9 - THE ULTIMATE FIGHTER 9 FINALE (20/06/2009) | 5424 |
| 14 | UFC 106 - ORTIZ VS. GRIFFIN 2 (21/11/2009) | 5150 |
| 15 | UFC 96 - JACKSON VS. JARDINE (07/03/2009) | 5075 |
| 16 | UFC FIGHT NIGHT 19 - DIAZ VS. GUILLARD (16/09/2009) | 5065 |
| 17 | UFC 105 - COUTURE VS. VERA (14/11/2009) | 4986 |
| 18 | UFC 102 - COUTURE VS. NOGUEIRA (29/08/2009) | 4857 |
| 19 | UFC FIGHT NIGHT 17 - LAUZON VS. STEPHENS (07/02/2009) | 4398 |
| 20 | UFC FIGHT NIGHT 18 - CONDIT VS. KAMPMANN (01/04/2009) | 3954 |
