Madrid - Lionel Messi scored the winner to hand the Catalans a fifth title in seven years with a 1-0 win at Atletico Madrid on Sunday as Barca returned the favour after Los Rojiblancos sealed the title at the Camp Nou exactly a year ago.
Read: FIVE games that won Barcelona the title
Barcelona are now nine league titles behind their arch-rivals.
The last 10 L Liga champions:
2014/2015: Barcelona
2013/2014: Atletico Madrid
2012/2013: Barcelona
2011/2012: Real Madrid
2010/2011: Barcelona
2009/2010: Barcelona
2008/2009: Barcelona
2007/2008: Real Madrid
2006/2007: Real Madrid
2005/2006: Barcelona
Overall titles:
Real Madrid - 32
Barcelona - 23
Atletico Madrid - 10
Athletic Bilbao - 8
Valencia - 6
Real Sociedad - 2
Deportivo la Coruna - 1
Sevilla - 1
Real Betis - 1