Spain: Tier 3B - 2020-21
| SD Logroñés beat Haro Deportivo 2-1 (A) on 31 Mar 2021 |
| Haro Deportivo beat Mutilvera 1-0 (H) on 7 Mar 2021 |
| Mutilvera beat Tudelano 3-1 (A) on 29 Nov 2020 |
| Tudelano beat Izarra 1-0 (H) on 7 Mar 2021 |
| Izarra beat Ebro 3-0 (H) on 10 Jan 2021 |
| Ebro beat Calahorra 1-0 (A) on 25 Oct 2020 |
| Calahorra beat Ejea 1-0 (H) on 6 Dec 2020 |
| Ejea beat Tarazona 1-0 (A) on 13 Dec 2020 |
| Tarazona beat Osasuna B 1-0 (H) on 15 Nov 2020 |
| Osasuna B beat Arenas Getxo 3-1 (A) on 7 Apr 2021 |
| Arenas Getxo beat Barakaldo 4-1 (H) on 21 Feb 2021 |
| Barakaldo beat Leioa 2-0 (H) on 28 Mar 2021 |
| Leioa beat Racing Santander 1-0 (H) on 2 Dec 2020 |
| Racing Santander beat Amorebieta 2-1 (A) on 2 Apr 2021 |
| Amorebieta beat Real Sociedad B 2-1 (H) on 14 Nov 2020 |
| Real Sociedad B beat Athletic Bilbao B 2-1 (A) on 21 Mar 2021 |
| Athletic Bilbao B beat Real Unión 1-0 (A) on 28 Mar 2021 |
| Real Unión beat Laredo 4-1 (H) on 7 Feb 2021 |
| Laredo beat Alavés B 2-1 (H) on 13 Mar 2021 |
| Alavés B beat Club Portugalete 1-0 (H) on 7 Nov 2020 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.