<SEC-DOCUMENT>0000039263-18-000010-index.html : 20180131
<SEC-HEADER>0000039263-18-000010.hdr.sgml : 20180131
<ACCEPTANCE-DATETIME>20180131142819
ACCESSION NUMBER:		0000039263-18-000010
CONFORMED SUBMISSION TYPE:	13F-HR
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180131
DATE AS OF CHANGE:		20180131
EFFECTIVENESS DATE:		20180131

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CULLEN/FROST BANKERS, INC.
		CENTRAL INDEX KEY:			0000039263
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				741751768
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		13F-HR
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-00183
		FILM NUMBER:		18562203

	BUSINESS ADDRESS:	
		STREET 1:		100 W HOUSTON ST
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78205
		BUSINESS PHONE:		210-220-4011

	MAIL ADDRESS:	
		STREET 1:		POST OFFICE BOX 1600
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78296-1600

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CULLEN FROST BANKERS INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FROST BANK CORP
		DATE OF NAME CHANGE:	19770823
</SEC-HEADER>
<DOCUMENT>
<TYPE>13F-HR
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>INFORMATION TABLE
<SEQUENCE>2
<FILENAME>form13f-hr12312017informat.xml
<DESCRIPTION>INFORMATION TABLE
<TEXT>
Document 2 - file: form13f-hr12312017informat.html

Document 2 - RAW XML: form13f-hr12312017informat.xml

</DOCUMENT>
</SEC-DOCUMENT>