<SEC-DOCUMENT>0000004977-18-000099-index.html : 20180615
<SEC-HEADER>0000004977-18-000099.hdr.sgml : 20180615
<ACCEPTANCE-DATETIME>20180615172008
ACCESSION NUMBER:		0000004977-18-000099
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180615
DATE AS OF CHANGE:		20180615

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AFLAC INC
		CENTRAL INDEX KEY:			0000004977
		STANDARD INDUSTRIAL CLASSIFICATION:	ACCIDENT & HEALTH INSURANCE [6321]
		IRS NUMBER:				581167100
		STATE OF INCORPORATION:			GA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07434
		FILM NUMBER:		18903046

	BUSINESS ADDRESS:	
		STREET 1:		1932 WYNNTON RD
		CITY:			COLUMBUS
		STATE:			GA
		ZIP:			31999
		BUSINESS PHONE:		7063233431

	MAIL ADDRESS:	
		STREET 1:		1932 WYNNTON ROAD
		CITY:			COLUMBUS
		STATE:			GA
		ZIP:			31999

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMERICAN FAMILY CORP
		DATE OF NAME CHANGE:	19920306
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>afl-12312017x11k.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: afl-12312017x11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23
<SEQUENCE>2
<FILENAME>afl-12312017x11kexhibit23.htm
<DESCRIPTION>EXHIBIT 23
<TEXT>
Document 2 - file: afl-12312017x11kexhibit23.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g201251cov_pg001a01a01a04.jpg
<TEXT>
Document 3 - file: g201251cov_pg001a01a01a04.jpg

</DOCUMENT>
</SEC-DOCUMENT>