1942–43 Taça de Portugal

The 1942–43 Taça de Portugal was the fifth season of the Taça de Portugal (English: Portuguese Cup), the premier Portuguese football knockout competition, organized by the Portuguese Football Federation (FPF). Clube de Futebol Os Belenenses was the defending champion but lost in the quarter-finals to Sporting Clube de Portugal. The final was played on 20 June 1943 between Benfica and Vitória de Setúbal.

Primeira Divisão
(10 Teams)
 * Associação Académica de Coimbra – Organismo Autónomo de Futebol
 * Clube de Futebol Os Belenenses
 * Sport Lisboa e Benfica
 * Unidos Futebol Clube " do Barreiro"
 * Leixões Sport Clube
 * Sporting Clube Olhanense
 * Futebol Clube do Porto
 * Sporting Clube de Portugal
 * Clube de Futebol Os Unidos "de Lisboa"
 * Vitória Sport Clube "de Guimarães"

Segunda Divisão
(6 Teams)
 * Futebol Clube Barreirense
 * Sporting Clube de Braga
 * Leça Futebol Clube
 * Sport Clube Sanjoanense
 * Lusitano Futebol Clube "Vila Real de Santo António"
 * Vitória Futebol Clube "de Setúbal"