This is alist of banks in Spain. Spain has 10 banking groups that are directly supervised by theEuropean Central Bank. As of October 2025, the "big three" in Spain are:
There were formerly a "big six" (los seis grandes) composed of three banks that are now part of BBVA (Banco de Bilbao, Banco de Vizcaya, and state-owned Banco Argentaria) and three now combined as Santander (Banco Central, Banco Hispanoamericano, and Banco de Santander).
| Rank | Company | Global assets (bn €)[1] | Local assets (bn €)[2] | Notes |
|---|---|---|---|---|
| 1 | Banco Santander | 1 802,259 | 710 | Global systemically important bank (Bucket 1) identified byFinancial Stability Board.[3] Supervised by the European Central Bank[4] |
| 2 | Banco Bilbao Vizcaya Argentaria | 775,558 | 409 | |
| 3 | Caixabank | 607,167 | 508 | |
| 4 | Banco de Sabadell | 259,909 | 178 | |
| 5 | Bankinter | 113,012 | 104 | |
| 6 | Unicaja | 97,153 | 82 | |
| 7 | Abanca | 74,829 | 56 | |
| 8 | Kutxabank | 63,040 | 49 | |
| 9 | Cajamar Cooperative Group | 60,965 | 49 | |
| 10 | Ibercaja Banco | 53,689 | 48 | |
| Global assets as of December 31, 2023 / Local assets as of December 31, 2019 | ||||
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