Brittany Higgins is mourning the death of her grandmother just weeks after announcing she was pregnant with her first child.

Ms Higgins, who now lives in France, took to Instagram on Thursday night to announce the heartbreaking news.

‘Processing the loss of the strongest woman I have ever known. I love and already miss you grandma x,’ she captioned a series of photos.

Her mother Kelly added: ‘She loved you, and was so proud of you. 

‘It was so special she got to celebrate your wedding and be excited about the news of great-grandchild. She was a remarkable woman who taught us truth strength. I love you beautiful.’ 

Brittany Higgins took to Instagram on Thursday night to pay tribute to her late grandmother (left)

Mr Higgins and her new husband David Sharaz broke cover in France earlier this week as her defamation trial against her old boss Senator Linda Reynolds got underway in Perth.

The couple were spotted in Paris as they made their way to the Australian embassy after making a three hours train trip to sign an affidavit.

Ms Higgins, who announced her pregnancy last month, was seen clutching her baby bump as the pair strolled into the Australian embassy.

The couple returned to Australian in June for their wedding, held a one of Australia’s most exclusive and elegant wedding venues, The Valley Estate on the Gold Coast

They announced they were expecting their first child a month later.

‘Beyond excited to welcome a new member to our little family,’ Ms Higgins wrote.

‘Your parents are already obsessed with you and you aren’t even here yet.’

More to come.