Brother Presidents

Riddle: Is it possible for two presidents of the USA to have the same Mother and the same Father and NOT be Brothers?

Answer: Two answers: 1) They are the same person - Namely President 22 and 24 were the same person. 2) One is a sister.

Source: https://www.riddles.com/8825

Is it possible for two presidents of the USA to have the same Mother and the same Father and NOT be Brothers? — Brother Presidents by Claude W Smith v1.

Riddle: Is it possible for two presidents of the USA to have the same Mother and the same Father and NOT be Brothers? Answer: Two answers: 1) They are the same person - Namely President 22 and 24 were the same person. 2) One is a sister. — by Claude W Smith v2.