There have been no U.S. Presidents whose last name started with S.
Truman starts with T.
0bama
James Madison James Monroe
No U.S. president has the letter I to begin either the first or last name. However, Dwight D. Eisenhower was known as "Ike".
Franklin PierceFranklin Delano Roosevelt
There have been no astronauts who's last name starts with the letter "Q".
Madison or Monroe for last names Martin Van Buren for a first name.
Martin Van Buren was a U.S. President. His last name begins with V.
0. That includes First Names also.
AaronsonAbbotAbbernathyAcherAckerAbramsAsheAdrianAlexanderAmsterdamAtwoodAsminovAspenAltshelerAmbersonAnastasiAltenbachAlbertsonAlbertAbrahamAikenAsuntiAldeenAsterlyAstridAlcottArlingtonAnthropAdamsAddisonAguliarAhernAimsworthAimesAltenbachAlbrechtAllertonAllanAlphonseAnistonAndersonAndrewsAntonAndreAustenAppletonAschAxelrodArsenostAshleyArandaAllmanAnsonAritelliAchresbyArcherArmetronArchambeau
Christopher Columbus has both