Roger Moore's stepdaughter dies at 47

Former '

James Bond

' star Roger Moore's stepdaughter,

Christina Knudsen

, has passed away after a prolonged battle with cancer. She was 47. Knudsen died at 10am yesterday surrounded by her loved ones. Moore, 88, took to his official Twitter account to share the sad news with his fans along with two photos of her.

"Our beautiful daughter Christina (aka Flossie) lost her battle with cancer 25 July at 10am. We are heartbroken... We were all with her, surrounding her with love, at the end. (sic)," he wrote. Knudsen, affectionately known as Flossie, is the child of Moore's fourth and current wife, multi-millionaire Kristina 'Kiki' Tholstrup. Her father was tycoon ex-husband Hans Christian Knudsen who killed himself after having been accused of tax evasion.

Two decades later her stepfather Ole Tholstrup died from alcoholism and then Tholstrup fell in love with Moore and the pair married in 2002. Knudsen was half-Swedish and half-Danish. She lived in London from 1997 and in 2014 launched the social club Ochun for singles in the UK capital. The pretty blonde had also worked in property development and interior design.