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: April 28, 2011


UnionBanCal Corporation
(Exact name of registrant as specified in its charter)

400 California Street
San Francisco, CA  94104-1302
Tel. (415) 765-2969

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.

On April 28, 2011, the Company issued a press release announcing earnings for the first quarter of 2011, a copy of which is furnished herewith as Exhibit 99.1.

Item 9.01      Financial Statements and Exhibits

            (d)     Exhibits:

            Exhibit No.                  Description                                                                                          

                 99.1                          Press release dated April 28, 2011.

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.

EXHIBIT INDEX