Kerri-Anne Kennerley's husband John has died, the television personality has confirmed.

Sharing a photo of their wedding day on Instagram, Kerri-Anne wrote in the caption it was with "a heavy heart and awful sadness" that she confirmed her husband had died in the night.

Kerrie-Anne Kennerley and her husband John in 2009. Credit:Penny Stephens

"John passed away peacefully with his son Simon and me by his side," she wrote.

"John, you were the love of my life."