Yes, but he was in a different car behind him.
The vice president who became president with President Kennedy was assassinated was Lyndon Johnson.
If you meant who became president after John F. Kennedy was assassinated, the answer would be Lyndon B. Johnson.
Lyndon B. Johnson
Kennedy was assassinated.
Lyndon Baines Johnson was the US President after John Fitzgerald Kennedy.Lyndon B. Johnson was the 36th President of the United States from 1963 November 22 to 1969 January 20. He was originally John F. Kennedy's Vice President and assumed the presidency after Kennedy's assassination in 1963.
President Kennedy had been assassinated.
Vice president lyndon B Johnson
Vice president Lyndon B Johnson
Lyndon Johnson was Vice President to President John F. Kennedy. Johnson became president following Kennedy's assassination in 1963.
John Kennedy was assassinated in 1963; Vice president Lyndon Johnson was then sworn in as President.
Lyndon Baines Johnson (LBJ) succeeded President John F. Kennedy after President Kennedy was assassinated.
After John Kennedy was assassinated, Lyndon B. Johnson became the 36th President of the United States. He was sworn in by Sarah Hughes aboard Air Force One, with Jackie Kennedy standing at his side.