Celebrity single mums

 Denise Richards and former husband Charlie Sheen became embroiled in a bitter war of words in the wake of their split in 2006 over custody of daughters Sam and Lola.

Bridget Moynahan split from NFL quarterback Tom Brady in 2007 when she was three months pregnant with their son John. Brady went on to marry Brazilian supermodel Gisele Bundchen.

Halle Berry and former partner Gabriel Aubry share custody of their three-year-old daughter Nahla.

 Kate Moss and former fiance Jefferson Hack welcomed daughter Lila Grace in 2002, but split the following year. These days the 8-year-old is regularly snapped with her supermodel Mum.

 Mary Louise Parker was pregnant with son William when she split from actor Billy Crudup in 2003. In 2007 the Weeds star adopted daugher Caroline "Ash" Aberash Parker from Ethiopa.

 In the wake of Sandra Bullock's split from Jesse James in 2010, it was revealed the actress had adopted son Louis Bardot from New Orleans.

 After dating Woody Allen, Warren Beatty and Al Pacino, Diane Keaton decided to go parenthood alone, adopting daughter Dexter (pictured) in 1996 and son Duke in 1991.

Singer Kelis filed for divorce from rapper Nas in 2009 when she was seven months pregnant with son Knight.

 In 2008 Minnie Driver welcomed son Henry, but has steadfastly refused to name the little boy's father

 Michelle Williams and the late Heath Ledger met on the set of Brokeback Mountain in 2005 and welcomed daughter Matilda Rose the same year. The couple split a year before the actor's death in 2008.

 After half a dozen albums and a broken engagement to cyclist Lance Armstrong, Sheryl Crow became a mum in 2007, adopting her first son Wyatt. In 2010 the singer added to her family, adopting another boy, Levi James Crow.

 Californication star Natasha McElhone's husband Dr Martin Kelly died suddenly in 2008 when she was four months pregnant with son Rex. She is also Mum to son's Theodore and Otis.

 Elle Macpherson and former partner Arpad 'Arkie' Busson became parents to sons Flynn and Aurlius Cy (pictured) during their 10 year relationship (the couple split in 2005).

Madonna has transformed herself from the original Material Girl to modern Mum over the past 15 years. The singer, actor and director is Mum to daughter Lourdes, son Rocco, and adopted children Mercy and David Banda.