La Liga · former league club
- Real Madrid 19 shared
- Atlético Madrid 17 shared
- Sevilla 16 shared
- Barcelona 13 shared
- Real Sociedad 13 shared
- Valencia 9 shared
- Getafe 28 shared
- Huesca 27 shared
- Valladolid 25 shared
- Eibar 25 shared
- Osasuna 24 shared
- Málaga 22 shared
- Granada 22 shared
- Rayo Vallecano 21 shared
- Deportivo 18 shared
- Las Palmas 17 shared
- Real Oviedo 17 shared
- Real Betis 16 shared
- Mallorca 16 shared
- Athletic Club 16 shared
- Alavés 16 shared
- Celta Vigo 15 shared
- Sporting Gijón 15 shared
- Villarreal 14 shared
- Espanyol 13 shared
- Elche 13 shared
- Cádiz 13 shared
- Girona 13 shared
- Córdoba 12 shared
- Real Zaragoza 11 shared
- Racing Santander 11 shared
- Levante 11 shared
- Almería 10 shared
- Bordeaux 5 shared
- Panathinaikos 4 shared
- Olympiakos 4 shared
- Watford 4 shared
- AEK 4 shared
Famous players who played for Leganés
- Samuel Eto'o 1997–1998
- Unai Emery 2002–2003
- Gaku Shibasaki 2020–2023
- Youssef En-Nesyri 2018–2020
- Munir El Haddadi 2024–2025
- Martin Braithwaite 2019, 2019–2020
- Sébastien Haller 2024–2025
- Andriy Lunin 2018–2019
- Nordin Amrabat 2017–2018
- Matija Nastasić 2024–2025
- Marko Dmitrović 2024–2025
- Yan Diomande 2025
- Renato Tapia 2024–2025
- Pierre Webó 2003
- Kenneth Omeruo 2018–2019, 2019–2023
- Nabil El Zhar 2017–2019
- Diego Reyes 2019
- Bryan Gil 2020
- Allan Nyom 2018–2019, 2022–2024
- Borna Barišić 2025
- Carl Medjani 2016–2017
- José Chamot 2003–2004
- David López 2011–2012
- Roberto Rosales 2019–2021
- Rubén Pardo 2020–2021, 2021–2023
- Diego Rolán 2018–2019
- Jackson Porozo 2024
- Claudio Beauvue 2017–2018
- Rubén Pérez 2016–2018, 2018–2021
- Joaquín Caparrós —
- Iago Herrerín 2016–2017
- Chidozie Awaziem 2019–2020
- Alberto Bueno 2017
- Óscar Rodríguez 2018–2025
- Gerard Gumbau 2017–2019
- Mikel Vesga 2018–2019
- Darko Brašanac 2017–2018, 2024–2025
- Diego Rico 2016–2018
- Joseba Zaldúa 2017–2018
- Guido Carrillo 2018–2020
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.