As of Super Bowl XLII, that would be the Miami Dolphins who lost Super Bowl VI to the Dallas Cowboys, 24-3.
5 (Steelers, 49ers, Cowboys, Packers, and Giants).
As of the start of the 2017 season, only four teams have won the Super Bowl at least five times: San Francisco 49ers (5), Dallas Cowboys (5), New England Patriots (5), and Pittsburgh Steelers (6). Only Pittsburg has won the Super Bowl more than five times.
There is at least 4 or 5 coaches for every team so that times number of teams
At least 2.
At least one for every team
Through Super Bowl XLIII: The Buffalo Bills, Denver Broncos, and Minnesota Vikings have lost 4 Super Bowls. The Miami Dolphins, New England Patriots, and Dallas Cowboys have lost 3 Super Bowls.
There are four teams that have at least four Super Bowl victories: Pittsburgh Steelers (6), San Francisco 49ers (5), Dallas Cowboys (5) and Green Bay Packers (4).
Deion Sanders who was inducted into the hall of fame (2011 class) after playing for 4 different teams in his career( Falcons Cowboys 49ers and the Ravens). He played for almost 20 years in the NFL (1989-2005) winning 2 super bowls one with the 49ers and one with the Cowboys
The 1971 Miami Dolphins. The year before their perfect season, Miami scored only three points in a Super Bowl VI loss to the Dallas Cowboys (who scored 24).