Yes.
He was a naval Lieutenant Junior Grade during WWII. He was president only during the Vietnam War.
John Fitzgerald Kennedy
John F. Kennedy, Lyndon Johnson, Richard Nixon (3 in all)
The president during the Civil Rights Movement was John F Kennedy :)
John F. Kennedy
Lyndon Johnson was the President of the US during the Vietnam War from the assassination of John Kennedy until the election of Richard Nixon.
The Vietnam War was for 14 years (1959-1975), so there were more than one president during the war. The presidents were Dwight Eiesnhower, John Kennedy, Lyndon Johnson and Richard Nixon and Gerlad Ford.
John Kennedy was the President during this crisis.
Military involvement in Vietnam increased during his presidency and the US was on the brink of war with the USSR with crises in Cuba and Berlin, but the US was not at war while Kennedy was President. (Kennedy was personally engaged in combat while he was in the navy during WW II.)
John F. Kennedy
John F. Kennedy, was President during this time
John F. Kennedy was President. 1960 to 1963