They involved a baby scan of her son Angelo, pictures of him as a newborn boy and photos of her as a child.
The Someone Approve of You superstar, 27, is said to be angry and upset at the leak.
She is already well protective of her personal life and her son, who is now three.
The photo were believed to suffer with been stolen from the email account of her rtner Simon Konecki, 41.
They were then supplemented to a privately-run Facebook group for Adele “mega-fans”.
However one outraged fellow contacted Adele’s management over the breach of privacy.
The photos picture newborn Angelo wrapped in blankets, pregnancy photos of Adele in her caboose and a photo of her as a child sticking her tongue out at the bottom of a playground slide.
An symbol of her five-month scan for her son was also posted uploaded.
Others show Adele as a boy dressed in a Santa outfit and lying on her bed in her 20s holding a cham gne bottle and cigarette.
“I was scared and upset for Adele when I saw the pictures,” the fan said.
“They are really antisocial and should not be ssed around.
‘I think it is disgusting that her so-called nuts were sending them around and I thought it should be stopped.”
In 2014 Adele’s son be id a five-figure yout from a photo agency over pictures entranced of his milestone moments.