Madonna's daughter Lourdes dating 'Homeland's' Timothee Chalamet Madonna's daughter Lourdes walks the pink carpet at Macy's Herald Square to celebrate the launch of the "Material Girl" clothing line in New York City on September 22, 2010. NEW YORK, April 4 (UPI) -- Madonna's 16-year-old daughter, Lourdes Leon, has been dating "Homeland" actor Timothee Chalamet, the New York Post reported. The teens met as students at La Guardia High School of Music & Art and Performing Arts on Manhattan's Upper West Side. "It's common knowledge at the school that the pair are dating," a source told the newspaper.