Sienna Miller & Boyfriend Lucas Zwirner Enjoy a Swim on Vacation in Saint-Tropez
Sienna Miller and Lucas Zwimer are cooling off together.
The 37-year-old The Loudest Voice actress and the 28-year-old son of the gallerist David Zwirner were spotted swimming with friends on vacation on Wednesday (August 7) in Saint-Tropez, France.
PHOTOS: Check out the latest pics of Sienna Miller
Sienna looked happy, taking a plunge in her swimsuit alongside her shirtless boyfriend.
She currently appears on The Loudest Voice, a seven-part limited drama series about Roger Ailes, the founder of Fox News. Click here to see how she prepared for her role!