Taça Nacional de São Tomé e Príncipe is the top knockout tournament of the Federação Santomense de Futebol, it was created in 1981. The cup winner of São Tome island competes with a cup winner from Príncipe Island. The winner competes in (both) the São Tomé and Príncipe Super Cup (and the CAF Confederation Cup the following season, when a club also won a championship title, a second place club competes).
When Príncipe Island had no competition until 1999, the second placed cup team competed in the competition up to 1999 and the last one in 2001.