1974-11-26 Portage, Indiana, USA
John Kolosci is a retired American mixed martial artist. A professional from 2003 until 2011, he competed for the UFC, Bellator, Strikeforce, the XFC, and was a competitor on The Ultimate Fighter, fighting for Team Serra.
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Strikeforce: Fedor vs. Rogers | Self | 2009-11-07 |
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The Ultimate Fighter 6 Finale | Self | 2007-12-08 |
