John Travolta's wife, Kelly Preston has died aged 57

Kelly Preston, the actress married to John Travolta has died after a private battle with breast cancer, aged 57.

The actress had been battling breast cancer behind closed doors for the past 2 years.

"On the morning of July 12, 2020, Kelly Preston, adored wife and mother, passed away following a two-year battle with breast cancer," a statement to the publication said.

"Choosing to keep her fight private, she had been undergoing medical treatment for some time, supported by her closest family and friends.

"She was a bright, beautiful and loving soul who cared deeply about others and who brought life to everything she touched. Her family asks for your understanding of their need for privacy at this time."

The actress is survived by her husband John Travolta and their children Ella, 20, and 9-year-old son Benjamin.

The couple's son Jett died tragically at age 16 in January 2009.