1) Todd Husak - backup QB in 2001.
2) Gary Kubiak - backup QB to John Elway between 1983-1991 and current head coach (2009 season) of the Houston Texans.
3) Jeff Lewis - backup QB between 1996-1997.
4) Tommy Maddox - backup QB between 1992-1993.
5) Matt Mauck - backup QB in 2004.
2003-2006.
He was number 32 with the Buffalo Bills, and number 2 with the Denver Broncos and Miami Dolphins.
In 1968 Marlin Briscoe played for the Denver Broncos, where he wore the number 15.
Aaron Brewer is number 46 on the Denver Broncos.
Andre Caldwell is number 12 on the Denver Broncos.
Ben Garland is number 63 on the Denver Broncos.
Brandon Marshall is number 54 on the Denver Broncos.
Britton Colquitt is number 4 on the Denver Broncos.
Brock Osweiler is number 17 on the Denver Broncos.
C.J. Anderson is number 39 on the Denver Broncos.
Chris Clark is number 75 on the Denver Broncos.
Chris Harris is number 25 on the Denver Broncos.