I am unsure of the password for the John F Kennedy on black ops however at the end of the game you will be given a secret code and it has him along with 3 other person in that end game .
John Vernou Bouvier (also known as "Black Jack")
Joseph Patrick "Joe" Kennedy Sr. President John kennedys fathers name was John, he was Johnsr.
Richard Nixon
He was a journalist and an author.
Fitzgerald Kennedy.
Macaroni
actually John F Kennedys son, Patrick, died a few years back. i think
Richard Nixon
he fought in the navy.
Rose Fitzgerald.
Brookline, Massachusetts
1917-1963