April 5. 1931 - 12:00 - San Mames - Bilbao
Athletic Bilbao - Real Union Club 1:2 (0:1)
0:1 Santiago Urtizberea 8'
1:1 Bata 47'
1:2 Santiago Urtizberea 53'
Athletic Bilbao: Gregorio Blasco, Jose Maria Castellanos, Juan Jose Urquizu, Luis Maria Uribe, Jose Muguerza, Roberto, Bata, Chirri II, Guillermo Gorostiza, Lafuente, Victor Unamuno. Coach: Fred Pentland
Real Union Club: Antonio Emery, Jose Manuel Alza, Jaime Mancisidor, Gamborena, Pedro Regueiro, Jesus Sotes, Alberto Villaverde, Rene Petit, Luis Regueiro, Manuel Sagarzazu, Santiago Urtizberea. Coach: ?
Referee: Alejandro Quintana
April 5. 1931 - 12:00 - Camp de Les Corts - Barcelona
FC Barcelona - Real Madrid 3:1 (2:1)
1:0 Juan Ramon 12'
2:0 Juan Ramon 35'
2:1 Eugenio 38'
3:1 Juan Ramon 73'
FC Barcelona: Juan Jose Nogues, Enrique Mas, Jaoquin Juan Roig, Ramon Zabalo, Esteban Pedrol, Cristobal Marti, Goiburu, Vicente Piera, Angel Arocha, Juan Ramon, Sagi-Barba. Coach: James Bellamy
Real Madrid: Ricardo Zamora, Patricio Pedro Escobal Lopez, Jose Torregrosa, Prats, Antonio Bonet, Cosme, Pena, Rafael Morera, Eugenio, Luis Olaso, Mariano Garcia Puerta. Coach: Lippo Hertzka
Referee: Vallana
April 5. 1931 - 12:00 - Reale Arena - San Sebastian
Real Sociedad - RCD Espanyol 2:1 (1:0)
1:0 Garmendia 8'
2:0 Bienzobas 57'
2:1 Besoli 62'
Real Sociedad: Elzo, Arana, Ayestaran, Ilundain, Bienzobas, Amadeo, Marculeta, Chivero, Bienzobas, Garmendia, Cholin. Coach: Harry Lowe
RCD Espanyol: Aznar, Pausas, Moline, Ricardo Saprissa, Trabal, Besoli, Sole, Edelmiro, Juve, Prat, Bosch. Coach: ?
Referee: Pelayo Serrano De la Mata
April 5. 1931 - 12:00 - El Sardinero - Santander
Racing Santander - Arenas Club 4:1 (1:0)
1:0 Antonio Cladera Florit 23'
2:0 Francisco Goenechea Aguirrebengoa 47'
3:0 Enrique Larrinaga Esnal 52'
3:1 Eliseo Andres Fernandez Borde 56'
4:1 Santi Zubieta 84'
Racing Santander: Cristobal Sola, Fernando Ceballos Saez, Francisco Hernandez Galan, Jose Mariano Pico Rodriguez, Manuel Ibarra Echano, Enrique Larrinaga Esnal, Rufino Fernandez de Larrinoa Magunaurrecoechea, Francisco Goenechea Aguirrebengoa, Oscar Rodriguez Lopez, Santi Zubieta, Antonio Cladera Florit. Coach: Robert Firth
Arenas Club: Tomas Antonio Zarraonandia, Roman Arrieta, Llantada, Gerardo, Angel Garcia, David Lopez, Juan Echeverria Cubian, Eliseo Andres Fernandez Borde, Jose Mandaluniz, Saro, Yermo. Coach: Istvan Plattko
Referee: Ramon Melcon
April 5. 1931 - 12:00 - Nou Sardenya - Barcelona
CE Europa - Deportivo Alaves 1:0 (1:0)
1:0 Bestit 45'
CE Europa: Florenza, Ibanez, Layola, Alcorzia, Soligo, Gamiz Viana, Cros, Calvet, Miro, Bestit, Escrich. Coach: Ralph Kirby
Deportivo Alaves: Jauregui, Beristain, Albeniz, Quincoces, Ciriaco Errasti, Crespo, Rey, Antero, Lecue, Fede, Oliveres. Coach: ?
Referee: Agustin Vilalta Bars