Form IRANNOTICE - Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).

			21 February 2024

Securities and Exchange Commission
100 F Street N.E.
Washington, DC 20549

Re:			Annual Report on Form 20-F for the Year Ended 31 December 2023;
			Notice of disclosure under Section 13(r) of the Securities Exchange Act of 1934

Ladies and Gentlemen:

We give notice to the Commission that we have provided disclosure under Section 13(r) of the Securities Exchange Act of 1934 in our Annual Report on Form 20-F for the year ended 31 December 2023.

Very truly yours,

Banco Santander S.A.

By:			/s/ Marjolein Van Hellemondt
			Marjolein Van Hellemondt
			Chief compliance officer

    

---