a member of the aristocracy with the lowest hereditary title

man of noble birth

a wife or widow of a count or earl

member of royal or important family

a wife or widow of a duke

member of royal or important family

a nobleman of high rank (next below a prince)

member of royal or important family

a ruler, especially of a small state; a male member of a royal family, especially (in GB) a son or grandson of the king or queen

royal person