The 2002–03 OK Liga was the 34th season of the top-tier league of rink hockey in Spain.
Barcelona finished the league as champion, after beating Noia Freixenet 3–0 in the finals.
Seeded teams played games 1, 2 and 5 of the series at home.
Source: [2] The 2003 Copa del Rey was the 60th edition of the Spanish men's roller hockey cup.
It was played in Vilanova i la Geltrú between the seven first qualified teams after the first half of the season and Vilanova RMS as host team.