Date: Sep 30, 2006
Location: Koper, Slovenia
Organization: World Free Fight Challenge
Conor "Notorious" McGregor vs Dennis "The Menace" Siver UFC Fight Night 59 - McGregor vs. Siver watch video >>
On his way to a six-fight win streak, Sub Swanson prevailed over Dennis Siver back in 2013 in a Fight of the Night. Swanson faces rising prospect Brian Ortega in the main event of Fight Night Fresno watch video >>
Dennis "The Menace" Siver vs Tatsuya "Crusher" Kawajiri UFC Fight Night 69 - Jedrzejczyk vs. Penne watch video >>
Watch Dennis Siver vs BJ Penn Fight Video UFC Fight Night 112 Full Show Replay Main Card Fights watch video >>
Watch Pearson x Siver UFC Fight Night Charlotte watch video >>
Khabib Nurmagomedov x Said Khalilov ProFC - Union Nation Cup 14 April 9, 2011 watch video >>
A threat on the ground and on the feet, Dennis Siver is looking to get back on track when he faces Tatsuya Kawajiri in the co-main event of Fight Night Berlin on June 20. watch video >>
Conor "Notorious" McGregor vs Dennis "The Menace" Siver UFC Fight Night 59 - McGregor vs. Siver watch video >>
On his way to a six-fight win streak, Sub Swanson prevailed over Dennis Siver back in 2013 in a Fight of the Night. Swanson faces rising prospect Brian Ortega in the main event of Fight Night Fresno watch video >>
Dennis "The Menace" Siver vs Tatsuya "Crusher" Kawajiri UFC Fight Night 69 - Jedrzejczyk vs. Penne watch video >>
Watch Dennis Siver vs BJ Penn Fight Video UFC Fight Night 112 Full Show Replay Main Card Fights watch video >>
Watch Pearson x Siver UFC Fight Night Charlotte watch video >>
Khabib Nurmagomedov x Said Khalilov ProFC - Union Nation Cup 14 April 9, 2011 watch video >>
A threat on the ground and on the feet, Dennis Siver is looking to get back on track when he faces Tatsuya Kawajiri in the co-main event of Fight Night Berlin on June 20. watch video >>