In 1960's football wasn't like it is today. There was no NFL(not until 1974), so it would have been a college team. Since he was a Harvard graduate I would imagine it would have been them, but football wasn't on TV like it is today.
Diggys favorite football team is the Cowboys
His favorite football team is Derby County.
Nick's favorite collage football team is Dallas Football Team
John Cenas favorite football team is the vikings.
her favorite football team is the Baltimore ravens
Becky G’s favorite football team is the Los Angeles Rams
her favorite football team is the falcons
Synyster Gates has never publicly stated what his favorite football team is.
Becky G’s favorite football team is the Los Angeles Rams
My favorite football team is the Arizona Cardinals
He said that he likes football. Also, His favorite football team are the San Diego Chargers.
Barack Obama's favorite football team is the steelers