1976–77 Ekstraklasa

The 1976–77 I liga was the 51st season of the Polish Football Championship and the 43rd season of the I liga, the top Polish professional league for association football clubs, since its establishment in 1927. The league was operated by the Polish Football Association (PZPN). The champions were Śląsk Wrocław, who won their 1st Polish title.

1976–77 Ekstraklasa

The 1976–77 I liga was the 51st season of the Polish Football Championship and the 43rd season of the I liga, the top Polish professional league for association football clubs, since its establishment in 1927. The league was operated by the Polish Football Association (PZPN). The champions were Śląsk Wrocław, who won their 1st Polish title.