The 2002–03 AHL season was the 67th season of the American Hockey League. Twenty-eight teams played 80 games each in the schedule. The Hamilton Bulldogs finished first overall in the regular season. The Houston Aeros won their first Calder Cup championship.

• The Quebec Citadelles move to Hamilton, Ontario, merging with the Hamilton Bulldogs, operating with as a joint affiliate for the Edmonton Oilers and Montreal Canadiens.
• The dormant Prince Edward Island Senators resume operations as the Binghamton Senators, based in Binghamton, New York, playing in the east division.
• The Springfield Falcons switch divisions from North to East.
• The Providence Bruins switch divisions from East to North.
• The Grand Rapids Griffins switch divisions from West to Central.
• The San Antonio Rampage join the AHL as an expansion team, based in San Antonio, Texas, playing in the west division.

•  y–  indicates team clinched division and a playoff spot
•  x–  indicates team clinched a playoff spot
•  e–  indicates team was eliminated from playoff contention

Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes

• complete list

The 16th AHL All-Star Game was played on February 3, 2003 at the Cumberland County Civic Center in Portland, Maine. Team Canada defeated Team PlanetUSA 10-7. In the skills competition held the day before the All-Star Game, Team Canada won 15-13 over Team PlanetUSA.

• List of AHL seasons

• AHL official site
• AHL Hall of Fame
• HockeyDB