The 1975–76 Primera División de Fútbol Profesional season is the th tournament of El Salvador's Primera División since its establishment of the National League system in 1948.
The tournament began on 6 April 1975 and finished on 25 January 1976.
Aguila secured the club first Primera División title after defeating Alianza F.C.
On 19 September 1975 Negocios Internacionales decided to sell their spot to a new ownership group which rebranded themselves back The new national stadium Estadio Cuscatlán opened in July, 1975; however the stadium held its first division game on 19 October, 1975 with Platense defeating Juventud Olimpico 2-1, with Rafael Bucaro scored the first goal in the stadium.
LA Firpo (player released mid season) (player Injured mid season) Injury replacement player Municipal Limeno Negocios Internacionels\Juventud Olimpica Platense Sonsonate Tapachulteca