The youngest person to be sworn in as President of the US was Theodore Roosevelt (age 42); he acceded to office following the assassination of William McKinley.
The youngest person to be elected President was John F Kennedy (age 43 years, 236 days).
The oldest was Ronald Reagan (age 69 years, 349 days).
Usually, The oldest sister is called "eldest" and the youngest sister is called "youngest" or "smallest".
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All of the above.
Caleb and foxx. Fox is the youngest and Caleb is the oldest
The oldest is James Sirius Potter the second oldest is Albus Severus Potter and the youngest is Lily Luna Potter
While they were president? Ronald W. Reagan WIlliam H. harrison James Buchanan oldest to youngest.
older: Andrew Johnson younger: Bill Clinton
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The oldest or youngest what?
He is the oldest.
Oldest was Ronald Reagan, who was elected at age 69. Youngest was John F. Kennedy, elected at age 43. However, Theodore Roosevelt assumed office at 42 years old (he was not elected).
oldest generation up, youngest down
Who are the oldest and youngest players to complete in the Iditarod?
australias oldest and youngest capital cities