new york city giants
The Pittsburgh Steelers. As of 2009, has 6 Super Bowl championships.
Chicago Bears-9 (1 super bowl, 8 nfl championships)
Green Bay Packers
In English football (soccer), Liverpool Football Club has the most championships with 18 - ahead of Manchester United who have 17. Liverpool also have the most European Cups with 5, ahead of Manchester United again who have 3. Manchester United or Arsenal have the most FA Cups (English football).
Boston Celtics (18)
Patrick lemIcheal James
The pro sports team that has won the most championships are the Boston Celtics. They won eight consecutive championships from 1959 to 1966.