    <SEC-DOCUMENT>0001193125-20-330371-index.html : 20201231
    <SEC-HEADER>0001193125-20-330371.hdr.sgml : 20201231
    <ACCEPTANCE-DATETIME>20201231100051
    ACCESSION NUMBER:		0001193125-20-330371
    CONFORMED SUBMISSION TYPE:	6-K
    PUBLIC DOCUMENT COUNT:		4
    CONFORMED PERIOD OF REPORT:	20201231
    FILED AS OF DATE:		20201231
    DATE AS OF CHANGE:		20201231

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Itau Unibanco Holding S.A.
    		CENTRAL INDEX KEY:			0001132597
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			D5
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		6-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-15276
    		FILM NUMBER:		201427711

    	BUSINESS ADDRESS:
    		STREET 1:		PC. ALFREDO EGYDIO DE SOUZA ARANHA, 100
    		STREET 2:		TORRE AE, 3 ANDAR, CEP 04344-902
    		CITY:			SAO PAULO
    		STATE:			D5
    		ZIP:			00000
    		BUSINESS PHONE:		55-11-5019-1723

    	MAIL ADDRESS:
    		STREET 1:		PC. ALFREDO EGYDIO DE SOUZA ARANHA, 100
    		STREET 2:		TORRE AE, 3 ANDAR, CEP 04344-902
    		CITY:			SAO PAULO
    		STATE:			D5
    		ZIP:			00000

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Itau Unibanco Banco Multiplo S.A.
    		DATE OF NAME CHANGE:	20090226

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BANCO ITAU HOLDING FINANCEIRA S A
    		DATE OF NAME CHANGE:	20030319

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BANCO ITAU SA
    		DATE OF NAME CHANGE:	20010117
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>6-K
    <SEQUENCE>1
    <FILENAME>d17778d6k.htm
    <DESCRIPTION>6-K
    <TEXT>
    Document 1 - file: d17778d6k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>d17778dex991.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: d17778dex991.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g17778dsp004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g17778dsp004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g17778dsp005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g17778dsp005.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>