Trivia: Which of these was true of Roosevelt when he first took office?
Tallest President
Youngest President
First President to wear glasses
Only President with a Ph.D.
The correct answer is Youngest President
So why is this answer correct? : Sworn into office at age 42, Theodore Roosevelt was the youngest U.S. President in history, and he remains the youngest as of 2022. Roosevelt had been Vice President for only six months when he was elevated to the nation’s highest office, and had been elected governor of New York only two years before that. John F. Kennedy remains the second-youngest President, sworn into office at the age of 43.