Communication from the auditor of Banco Santander

Banco Santander, S.A. (the "Bank" or "Santander"), in accordance with the provisions of the Spanish capital markets regulations, announces the following:

OTHER RELEVANT INFORMATION

In connection with the inside information disclosure sent today to the Spanish National Securities Commission, and the Santander board of directors' resolution to withdraw the proposal under point Two (Application of 2019 results) from the agenda of the ordinary general shareholders meeting of the Bank that will be held tomorrow 3 April 2020 on second call, the Bank hereby announces that it has received a communication from the auditor of the Bank and its Group in which it is confirmed that the auditor would have not changed its audit opinion if it had known of the aforementioned resolution of the board of directors, on the date on which the audit reports were signed.

This document is available on the corporate website (www.santander.com).

Boadilla del Monte (Madrid), 2 April 2020