    <SEC-DOCUMENT>0001104659-21-059075-index.html : 20210430
    <SEC-HEADER>0001104659-21-059075.hdr.sgml : 20210430
    <ACCEPTANCE-DATETIME>20210430162833
    ACCESSION NUMBER:		0001104659-21-059075
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		4
    CONFORMED PERIOD OF REPORT:	20210617
    FILED AS OF DATE:		20210430
    DATE AS OF CHANGE:		20210430

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Liquidia Corp
    		CENTRAL INDEX KEY:			0001819576
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
    		IRS NUMBER:				851710962
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-39724
    		FILM NUMBER:		21878561

    	BUSINESS ADDRESS:
    		STREET 1:		P.O. BOX 110085
    		CITY:			RESEARCH TRIANGLE PARK
    		STATE:			NC
    		ZIP:			27709
    		BUSINESS PHONE:		919.328.4400

    	MAIL ADDRESS:
    		STREET 1:		P.O. BOX 110085
    		CITY:			RESEARCH TRIANGLE PARK
    		STATE:			NC
    		ZIP:			27709
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>tm2112813-1_def14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: tm2112813-1_def14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>lg_liquidia-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: lg_liquidia-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tm2112813d1-pc_pg01proxy4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tm2112813d1-pc_pg01proxy4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>tm2112813d1-pc_pg02proxy4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: tm2112813d1-pc_pg02proxy4c.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>