As of the start of the 2010 season, the Cowboys have leapfrogged the Miami Dolphins. The Dolphins have a win percentage of .579 and the Cowboys have a .580 percentage.
im not positive but the best pitcher ever was Lew Gerig
This list probably requires a qualifier of minimum number of NFL starts to be meaningful, so lets call it a minimum of 80 starts (or 5 years as a starter). Under this limitation, Tom Brady currently has a record of 103-28 (as of Oct. 8, 2009) which equates to a winning percentage of 78.6%. Joe Montana, who had a career record of 133-54, is next with a 71.1% winning record.
Derek Jeter
Chuck Noll was the winningest head coach on the Steelers with a combined 209 wins and 156 losses. His regular season record was 193-148-1. Postseason was 16-8. Bill Cowher had the highest regular season winning percentage at .623 (149-90-1).
As of the start of the 2010 season, the Cowboys have leapfrogged the Miami Dolphins. The Dolphins have a win percentage of .579 and the Cowboys have a .580 percentage.
New york yankees
im not positive but the best pitcher ever was Lew Gerig
John Madden spent 10 years (1969-1978) as a head coach, all with the Oakland Raiders. His career record is 112-39-7 (103-32-7 in the regular season and 9-7 in the postseason). That works out to a winning percentage of .731.
Highest Winning Percentage, Regular Season Miami Dolphins .580 Highest Winning Percentage, Overall Dallas Cowboys .577
Peyton Manning has the most NFL regular and postseason wins as of 2016, with 200. He surpassed Brett Farve who had 199 total wins by winning Super Bowl 50 against the Panthers.
This list probably requires a qualifier of minimum number of NFL starts to be meaningful, so lets call it a minimum of 80 starts (or 5 years as a starter). Under this limitation, Tom Brady currently has a record of 103-28 (as of Oct. 8, 2009) which equates to a winning percentage of 78.6%. Joe Montana, who had a career record of 133-54, is next with a 71.1% winning record.
According to the Pro Football Hall of Fame, as of the start of the 2007 season the team with the best all time regular season winning percentage was the Miami Dolphins whose all time regular season record was 368-252-4 for a winning percentage of .593. Second was the Chicago Bears with an all time regular season record of 670-482-42 for a winning percentage of .579.
As of the start of the 2007 playoffs, the longest winning streak in a single postseason is 8 games and is held by the 2004 Boston Red Sox and the 2005 Chicago White Sox. The Reds also won Game 7 in '75 and swept all 7 games in the '76 postseason.
Through the 2008 season, Manning's regular season winning percentage is .665 (117-59 record) and his playoff winning percentage is .467 (7-8 record).
Through Super Bowl XLII, that would be the Carolina Panthers at 6-3 for a winning percentage of .667 and the Baltimore Ravens at 5-3 for a winning percentage of .625. For teams that have been around a little longer than the Panthers and Ravens, it would be the New England Patriots at 21-13 for a winning percentage of .618 and the Green Bay Packers at 24-15 for a winning percentage of .615.