    <SEC-DOCUMENT>0001213900-19-008295-index.html : 20190510
    <SEC-HEADER>0001213900-19-008295.hdr.sgml : 20190510
    <ACCEPTANCE-DATETIME>20190510165945
    ACCESSION NUMBER:		0001213900-19-008295
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		11
    FILED AS OF DATE:		20190510
    DATE AS OF CHANGE:		20190510
    EFFECTIVENESS DATE:		20190510

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Knowles Corp
    		CENTRAL INDEX KEY:			0001587523
    		STANDARD INDUSTRIAL CLASSIFICATION:	HOUSEHOLD AUDIO & VIDEO EQUIPMENT [3651]
    		IRS NUMBER:				901002689
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-36102
    		FILM NUMBER:		19815791

    	BUSINESS ADDRESS:
    		STREET 1:		1151 MAPLEWOOD DRIVE
    		CITY:			ITASCA
    		STATE:			IL
    		ZIP:			60143
    		BUSINESS PHONE:		630-250-5100

    	MAIL ADDRESS:
    		STREET 1:		1151 MAPLEWOOD DRIVE
    		CITY:			ITASCA
    		STATE:			IL
    		ZIP:			60143
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>defa14a051019_knowles.htm
    <TEXT>
    Document 1 - file: defa14a051019_knowles.htm

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

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

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>knowles_logo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: knowles_logo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>knowles_logo1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: knowles_logo1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>proxy_01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: proxy_01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>proxy_02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: proxy_02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>sig_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: sig_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>sig_002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: sig_002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>steven_k.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: steven_k.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>