The 2002-03 Division 1 season was the 38th of the competition of the first-tier football in Senegal. The tournament was organized by the Senegalese Football Federation.[1] The season began on 9 November 2002 and finished on 29 June 2003. ASC Jeanne d'Arc won the tenth title and the next club to win two in a row, thus made the club to win the most number of national championship titles until the following season when Diaraf would share it once more with ten in the following season.
The season would again feature fourteen clubs. The problems that occurred in Division 2 cancelled relegations of clubs to the second division, six clubs would elevate into the premier division and risen the clubs to 20 the following season and would be longer with 38 matches and record breaking in the country.
ASC Jeanne d'Arc was the defending team of the title. The season featured 182 matches and scored 255 goals, fewer than last season.