Melissa George secretly welcomes fourth child at age 49 as she shares breastfeeding photo from French Riviera holiday

Melissa George has secretly welcomed her fourth child. 

The  actress, 49, took to Instagram on Sunday revealing the surprise news in a joint post with former Vogue Australia editor-in-chief Kirstie Clements.

The baby's name is not yet known, nor is the identity of the father. 

In the first photo, Melissa was seen breastfeeding her newborn son, while other photos featured snippets from their French Riviera travels.

The caption, written by Kirstie, explained that Melissa was currently on a road trip.

'@melissageorgeofficial From the maternity ward, straight into a Parisian heatwave (with a toddler…challenging) and now to an epic road trip through Provence and the Côte d’Azur, first stop @hotelcrillonlebrave,' she wrote, along with the captions, '#superwoman #motheroffoursons! #roadtrip #provence.'

The Mulholland Drive star's update was met with an outpouring of congratulations and well wishes.

'Beautiful mother of 4,' photographer Julia Kovaljova wrote.

'Congratulations Melissa!' one fan added.

'Melissa!!! 4? Brava!!!! Tell me everything!' said another.

'She makes it look effortless,' a follower commented. 

Melissa's baby announcement comes more than two years after she welcomed her third son, Lyor, at age 47.

The Perth-born star shocked her social media followers in January 2024 when she with her third child.

Two months later, she took to Instagram to reveal she had delivered a baby boy and posted a black and white photo of the new arrival's feet.