Cullen/Frost Bankers (CFR) 8-K Cullen/frost Reports First Quarter

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report(Date of earliest event reported): April 25, 2007
CULLEN/FROST BANKERS, INC.
(Exact name of issuer as specified in its charter)
Texas	0-7275		74-1751768
(State or other jurisdiction	(Commission		(IRS Employer
of incorporation)	File Number)		Identification No.)
100 West Houston Street, San Antonio, Texas		78205
(Address of principal executive offices)		(Zip Code)
(210) 220-4011
(Registrant's telephone number, including area code)
Not Applicable
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2 below):
[  ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act      (17 CFR 240.14d-2(b))
[  ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act      (17 CFR 240.13e-4(c))

Item 2.02 Results of Operations and Financial Condition
Attached as Exhibit 99.1 and incorporated into this item by reference is a press release issued by the Registrant on April 25, 2007 regarding its financial results for the quarter ended March 31, 2007. The information furnished by the Registrant pursuant to this item shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liability of that section, and shall not be deemed to be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934.
Item 9.01 Financial Statements and Exhibits
(c)   Exhibits:
	99.1	Press Release dated April 25, 2007 with respect to the Registrant's financial results for the quarter ended March 31, 2007

SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
	CULLEN/FROST BANKERS, INC.
By:	/s/ Phillip D. Green
	Phillip D. Green
	Group Executive Vice President
	and Chief Financial Officer
Dated:	April 25, 2007

EXHIBIT INDEX
Exhibit
Number	Description
99.1	Press Release dated April 25, 2007 with respect to the Registrant's financial results for the
	quarter ended March 31, 2007