Field is married to English singer-songwriter Robbie Williams. They have been dating since May 2006 and living together since 2009. In November 2009, Williams proposed to Field during a live interview on Australian radio station 2Day FM but later said that the proposal was a joke and that they were not engaged. It was subsequently confirmed that they had become engaged over Christmas of that year. She and Williams were married at his home in Mulholland Estates, Beverly Hills on August 7, 2010. On 30 March 2012, Williams and Field announced that they were expecting their first child together; a girl. On September 18, 2012, she was born, and christened Theodora Rose 'Teddy' Williams. They have since also had a son, Charlton Valentine Williams, born October 27, 2014. The labour was live-tweeted by Williams.