Terry Bradshaw was the most popular and most successful quarterback to wear number 12 for the Steelers. He wore it from 1970 to 1983.
Quarterback Roger Staubach wore the number from 1969 to 1979.
Chris Chandler wore number 12 when he was quarterback for the Atlanta Falcons.
Because Terry Bradshaw of Pittsburgh Steelers wore number 12 and went on to win 4 Superbowls.
These 2 Steelers played quarterback for the Pittsburgh in 1965: Bill Nelson (12 games played 270 pass attempts) and Tommy Wade (4 games played 66 pass attempts)
Currently, the oldest player on the Steelers roster is quarterback Charlie Batch (12/5/1974- 37 years old).
Gerald Henderson wore number 12
Cody Ransom wore number 12 for the Yankees in 2009.
No current Phillies' player has uniform number 12.
In 1996, Wade Boggs wore #12 for the Yankees.