1991 Tongatapu Inter Club Championship

The 1991 season of the Tongatapu Inter Club Championship was the 18th season of top flight association football competition in Tonga. The champion of this season is unknown.

Teams

 * Halapili
 * Popua
 * Houmakelikao
 * Muniao
 * Navutoka
 * Veitongo FC
 * 'Atenisi United
 * Ngeleʻia FC