1990 Tongatapu Inter Club Championship

The 1990 season of the Tongatapu Inter Club Championship was the 17th season of top flight association football competition in Tonga. Ngeleʻia FC won the championship for the eighth time.

Teams

 * Halapili
 * Houmakelikao
 * Houmakelikao B
 * Muniao
 * Navutoka
 * Navutoka B
 * Veitongo FC
 * 'Atenisi United
 * Ngeleʻia FC
 * Va'epopua
 * British Petroleum