Roberta Williams has given birth to her fifth child

Roberta Williams has given birth to her fifth child.

The 41-year-old Australian celebrity, who try to fame when she was immortalised in crime television drama Underbelly, is believed to have had a Caesarean section and delivered a boy on Monday the previous week.

According to the Sunday Herald Sun, Williams booked to the hospital beneath a pseudonym amidst rumours of a magazine deal worth thousands of bucks for the first official pictures of the baby.

Last year, Williams illustrated the new addition to the family as her “happy start”.