There are 3 quarterbacks
During the 1940 season the Bears carried 5 quarterbacks on their roster.
25 players are active during the season.
During the regular season teams will usually have three QBs on the roster and all three will dress on game day.
During the regular season, there can only be 12 active players. so 36 players. However, there can be more, just not all of them will be active.
None. Brett Favre is the oldest active quarterback at this time.
There are no quarterbacks over 40 who are currently on a team. Brad Johnson, who is currently a free agent, is 40 years old which makes him the oldest quarterback in the league. Kurt Warner at age 37 is the oldest player currently on a team.
There have been many great quarterbacks for the University of Tennessee over the last 20 years. Some of the quarterbacks were Peyton Manning, Tee Martin, and Tyler Bray.