Movies, Age, Alexandra Daddario Affairs & Hot Pics Alexandra Daddario is well known American actress. Alexandra is known for playing Summer Quinn in Baywatch, and Annabeth Chase in the Percy Jackson film series She was born in 1986, 16 march as Alexandra Daddario's age is 36 years. Her real name is Alexandra Anna Daddario Alexandra Daddario is currently in relation with American film producer Andrew Form, who is 17 years older then her. Alexandra Daddario has Blue color eye and Dark Brown hair color. Alexandra Daddario has an amazing athletic body figure with 35-27-34 Baywatch movie actress Alexandra Daddario has a net worth of $8 million dollars.