The 2018–19 Guinée Championnat National season, colloquially called Ligue 1 Prio, was the 53rd season of top-tier Guinée Championnat National football competition under the authority of the Guinean Football Federation in Guinea.
The season started on 13 December 2018.
[1][2] 14 teams contested.
Horoya AC unsuccessfully defended its 2018 title.
CI Kamsar successfully pursued its 2019 title.