    <SEC-DOCUMENT>0001564590-22-014497-index.html : 20220414
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    ACCESSION NUMBER:		0001564590-22-014497
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		5
    CONFORMED PERIOD OF REPORT:	20220601
    FILED AS OF DATE:		20220414
    DATE AS OF CHANGE:		20220414

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			89bio, Inc.
    		CENTRAL INDEX KEY:			0001785173
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
    		IRS NUMBER:				831114349
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-39122
    		FILM NUMBER:		22828092

    	BUSINESS ADDRESS:
    		STREET 1:		142 SANSOME STREET
    		STREET 2:		SECOND FLOOR
    		CITY:			SAN FRANCISCO
    		STATE:			CA
    		ZIP:			94104
    		BUSINESS PHONE:		(415) 432-9270

    	MAIL ADDRESS:
    		STREET 1:		142 SANSOME STREET
    		STREET 2:		SECOND FLOOR
    		CITY:			SAN FRANCISCO
    		STATE:			CA
    		ZIP:			94104
    </SEC-HEADER>
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    <TYPE>DEF 14A
    <SEQUENCE>1
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    <TEXT>
    Document 1 - file: etnb-def14a_20220601.htm

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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>4
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    <DESCRIPTION>GRAPHIC
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