Sarah Kaufman

Sarah Kaufman (born September 20, 1985) is a professional mixed martial artist, fighting in Strikeforce. She competes in the 135-pound women's bantamweight category.[1] Kaufman was the first and only Hardcore Championship Fighting Women's Bantamweight Champion.[2]
On February 26, 2010 at Strikeforce Challengers: Kaufman vs. Hashi, Kaufman became the first Strikeforce Women's Bantamweight Champion at 135 lb. She lost the Strikeforce title to Marloes Coenen on October 9, 2010.
Kaufman is currently the #3-ranked pound-for-pound female MMA fighter in the world by MMARising.com[3] and the #2-ranked 135-pound female fighter according to the Unified Women's MMA Rankings.[4]