On Thursday night, they defeated Espanyol 2-0 and secured the title with two games still remaining in the season.
With this win, Barcelona now has 85 points from 36 matches — seven more than second-place Real Madrid.
Lamine Yamal and Fermin Lopez scored the goals for Barcelona. Yamal scored in the 53rd minute, and Lopez added another goal in the fifth minute of injury time to seal the victory.