[3] When Cohen was a child, she first excelled at swimming, but she picked up a tennis racquet at the age of nine, and became a self-described “club rat,” who would hit as much as possible.

Cohen attended St. Thomas Aquinas High School in Fort Lauderdale, Florida.

[4] Cohen attended Northwestern University in the Fall of 2004, and won her first 23 singles matches.

[4] She sat out the fall season while recovering from injury that required serious back surgery.

[6] She also won the 2007 Honda Sports Award as the nation's best female tennis player.

[6] Cohen left Miami after her junior year to turn professional, with a record of 76–4 in singles.

Cohen defeated world No 93 Varvara Lepchenko in a three-set match, in October 2006 in Augusta, Georgia.

In August 2007 in Forest Hills, New York, in her greatest upset to date, Cohen defeated world No.

At the 2007 US Open, she entered as a wild card and was defeated in the first round by Andrea Petkovic of Germany.

Cohen was a captain on the 2007 Pan-American Games Team USA, playing both singles and doubles in tennis.

[10] in 2011 she joined the University of North Florida, as the head coach of the women's tennis team, the Ospreys.