Celebrity Parents Liv Tyler out with son Milo By Staff Author Published on August 29, 2006 10:37 AM Share Tweet Pin Email Actress Liv Tyler, 29, was at a New York City park with son Milo, 20 months. Milo is the only son of Tyler and husband Royston Langdon, 34. Kaisa’s note: I can’t believe Milo is only 20 months! It seemed so long ago when he was born. Source: Teddy & Moo’s Celebrity Gossip Thanks to CBB reader Kate.