Monroe was born in St. Louis, Missouri. She moved to the South Pacific when she was 2 months old with her family when her father, a United Nations employee, was transferred. She attended high school in Virginia and shortly after graduation, headed out west to Los Angeles. Her first professional acting job was in the New Line film, Cellular. Since then she has appeared in various films, and pilots for The WB and FOX, starred in the FOX show Drive, and guest starred on TV shows, including Freddie, Scrubs, and Studio 60 on the Sunset Strip.
Monroe resides in Los Angeles. She was on the cover of the September 2004 issue of Maxim.
