This category is for all members of the Thomas family.
“Dean Thomas had several Muggle half-siblings. They were the children of Mr. and Mrs. Thomas, and...Dean Thomas's half-siblings
“Mrs Thomas was the mother of Dean Thomas. Though she was a Muggle, her first husband was a...Dean Thomas's mother
“Mr Thomas was the Muggle stepfather of Dean Thomas. He married Dean's mother some time after she...Dean Thomas's stepfather