blood relative

Our Islamic traditions stipulate that a woman must not be left alone with a man who is not her mahram, her close blood relative.

He was the only surviving blood-relative of Paul Jones in this country, being his great-grandnephew.

You are neither a blood relative nor a relation by marriage of the accused, you are not in his service and he is not in yours.

Besides, I've never seen a really, truly blood relative in my life, and there's your daughter.

If no blood relative is available, a kinsman by marriage assumes the task.

A silly pretty puss of a girl would not have excited it, nor an avowed blood-relative of the demagogue.