Who was Sean Lowe's Ex-Girlfriend?

In next week's episode of The Bachelor, Sean Lowe and Robyn have a heart-to-heart. Robyn is eager to find out what type of girls he has dated in the past. He tells Robyn that he doesn't always date the blond/blue eyed women. He tells Robyn Howard that his last girlfriend was African-American.

Sean Lowe does like those blonds though... He once dated Dallas Cowboy Cheerleader, Brooke Sorenson. The Bachelor returns on Monday on ABC!