The 2002–03 Euroleague was the third season of the professional basketball competition for elite clubs throughout Europe, organised by Euroleague Basketball Company, and it was the 46th season of the premier competition for European men's clubs overall.

The complete list of tiebreakers was provided in the lead-in to the Regular Season results.

On 2 October 2002 Euroleague All-Star Team led by Tyus Edney defeated Real Madrid in exhibition game 91-85.

[1] Real Madrid (22+15+21+27): Michael Hawkins 2, Alberto Herreros 16, Angulo 7, Derrick Alston 6, Hernández-Sonseca 11; Digbeu 14, Dragan Tarlac 16, Victoriano 13, Macej Lampe, Nadeau.

Euroliga Stars(21+23+14+33): Tyus Edney 16, McDonald 9, Alvertis 2, Turkcan 2, Nicola 8; Kakiouzis 18, Luis Scola 8, Gregor Fucka 11, Navarro 3, Shelef 2, Vujcic 12, Weis; Coach: Zeljko Obradovic.