Tom
Yes
Willie Lincoln was ther youngest son of Abraham & Marry Lincoln.From, Bryan Hollick
It is not a US President. It may refer to the suicide by the youngest son of Iranian president Hassan Rouhani (took office August 2013).
President Abraham Lincolns nationality is , that he was a U.S citizen.
Cleopatra's youngest son was Ptolemy Philadelphos.
Kairos, Caerus - the youngest divine son of Zeus.
The restoration of the Union
a president
Brian Kinchen's youngest son is named Beau.
katie prices youngest son is called junior andre
Republican
Andrew Johnson.