The 2002–03 League of Ireland Premier Division was the 18th season of the League of Ireland Premier Division. The division was made up of 10 teams. Bohemians were declared champions.

Regular season

The 2003 season would see the League of Ireland Premier Division change from a winter league to a summer league. To facilitate this change, the 2002–03 season was a shortened season. This saw each team play three rounds of games, totalling 27 games each.

Final table

Results

Matches 1–18

Matches 19–27

Promotion/relegation play-off

The promotion/relegation play-off format was changed this season. It now featured four teams, the second, third and fourth placed teams from the 2002–03 League of Ireland First Division plus the ninth placed team from the Premier Division.

Semi-final

Galway United win 2–1 on aggregate Drogheda United win 4–2 on aggregate

Final

Drogheda United win 3–2 on aggregate and retain their place in the Premier Division.