The 1990–91 Yemeni League was the first season after the unification of North and South Yemen.
It was decided to set up a 4-level league system: Premier, First, Second and Third divisions.
[1] Sixteen northern and sixteen southern clubs entered the top level championship in the 1990–91 season.
Al-Tilal won the first ever unified championship, although it is unclear whom they beat in the final of the competition.
On claiming the championship, Al-Tilal would also qualify for the 1991-92 Asian Club Championship, Asia's premier club event The season was played in three stages.