<SEC-DOCUMENT>0000949157-19-000048-index.html : 20190422
<SEC-HEADER>0000949157-19-000048.hdr.sgml : 20190422
<ACCEPTANCE-DATETIME>20190422160909
ACCESSION NUMBER:		0000949157-19-000048
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20181231
FILED AS OF DATE:		20190422
DATE AS OF CHANGE:		20190422
EFFECTIVENESS DATE:		20190422

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CENTURY ALUMINUM CO
		CENTRAL INDEX KEY:			0000949157
		STANDARD INDUSTRIAL CLASSIFICATION:	PRIMARY PRODUCTION OF ALUMINUM [3334]
		IRS NUMBER:				133070826
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34474
		FILM NUMBER:		19759534

	BUSINESS ADDRESS:	
		STREET 1:		1 SOUTH WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3126963101

	MAIL ADDRESS:	
		STREET 1:		1 SOUTH WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>a14-ascheduleproxydef2019.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: a14-ascheduleproxydef2019.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>centurylogo2018.jpg
<TEXT>
Document 2 - file: centurylogo2018.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>chart-6c72d4655435c81498ca05.jpg
<TEXT>
Document 3 - file: chart-6c72d4655435c81498ca05.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>companylogoa01a06.gif
<TEXT>
Document 4 - file: companylogoa01a06.gif

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

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>piecharts6.jpg
<TEXT>
Document 6 - file: piecharts6.jpg

</DOCUMENT>
</SEC-DOCUMENT>