Beatrice Rosen, (born November 29, 1984) also credited as Béatrice Rosen and Béatrice Rosenblatt, is an American-born French actress. Rosen was born in New York City in the United States, although she grew up in Paris where she started acting. Rosen played a role in the eighth season of the WB series Charmed as innocent Maya Holmes as Piper Halliwell's first new identity. She appeared in the fourth season of the WB series Smallville as Dawn Stiles, a girl who wanted desperately to be prom queen. She also portrayed Gabrielle la Claire, daughter of the French ambassador in the 2004 film Chasing Liberty, and Natascha in The Dark Knight. She appeared in Sharpe's Peril, of the Sharpe series in 2008.