A Beggar's Brother Died, But The Man Who Died Had No Brother

Riddle: A beggar's brother died, but the man who died had no brother. How could that be?

Answer: The beggar was his sister!

Source: https://www.riddles.com/1120

A beggar's brother died, but the man who died had no brother.
How could that be? — A beggar's brother died, but the man who died had no brother by Anonymous v1.

Riddle: A beggar's brother died, but the man who died had no brother.
How could that be? Answer: The beggar was his sister! — by Anonymous v2.