Poll: Who was the most successful child of an American President who did not become President?

The poll has closed for the question, "Who was the most successful child of an American President who did not become President?" Thanks to all who participated by voting.

John Kennedy, Jr. came in first with 43% of the vote. Robert Todd Lincoln was second with 25%. Charles Frances Adams was third with 20%.

Coming in a distant third was James Webb Cook Hayes with 6%. Marion Cleveland Dell Amen was last with 4%.