UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549



                                  SCHEDULE 13G


                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO. 12)


                               CVB Financial Corp.
____________________________________________________________________________

                                (Name of Issuer)

                                  Common Stock
____________________________________________________________________________

                         (Title of Class of Securities)

                                   126600 10 5



                                 (CUSIP Number)

                 ______________________________________________
                                December 31, 1999
             (Date of Event which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

[ ]  Rule 13d-1(b)

[ ]  Rule 13d-(c)

[x]  Rule 13d-1(d)




*The remainder of this cover page shall be filled out for a
reporting person's initial filing on this form with respect to
the subject class of securities, and for any subsequent amendment
containing information which would alter disclosures provided in
a prior cover page.

The information required on the remainder of this cover page
shall not be deemed to be "filed" for the purpose of Section 18
of the Securities Exchange Act of 1934 (the "Act") or otherwise
subject to the liabilities of that section of the Act but shall
be subject to all other provisions of the Act (however, see the
Notes).


CUSIP NO. 126600 105 13G                            PAGE  2  OF 6

1   NAME OF REPORTING PERSON
    S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
    George A. Borba
    ###-##-####

2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a) []
                                                           (b) []
3   SEC USE ONLY

4   CITIZENSHIP OR PLACE OF ORGANIZATION
    USA

NUMBER OF      5    SOLE VOTING POWER
SHARES              0
BENEFICIALLY   6    SHARED VOTING POWER
OWNED BY            2,747,548
EACH           7    SOLE DISPOSITIVE POWER
REPORTING           0
PERSON WITH    8    SHARED DISPOSITIVE POWER
WITH                2,747,548

9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    2,813,983 (includes 66,435 shares which Mr. Borba has the
    right to acquire beneficial ownership of within 60 days after
    12/31/99)

10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
    SHARES*

11  PERCENT OF CLASS REPRESENTED BY AMOUNT SHOWN IN ROW (9)
    14.42%

12  TYPE OF REPORTING PERSON*
    IN

               *SEE INSTRUCTIONS BEFORE FILLING OUT!


ITEM 1.

(a)    Name of Issuer.

       CVB Financial Corp.

(b)    Address of Issuer's Principal Executive Offices.

       701 North Haven Avenue, Suite 350
       Ontario, California 91764

ITEM 2.

(a)   Name of Person Filing.

      George A. Borba

(b)   Address of Principal Business Office or, if none, Residence.

      7955 Eucalyptus
      Chino, California 91710

(c)   Citizenship.

      USA

(d)   Title of Class of Securities.

      Common Stock

(e)   CUSIP No.

      126600 10 5












                                Page 3 of 6 pages


ITEM 3.  IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR
         13d-2(b), CHECK WHETHER THE PERSON IS A:

(a)  []  Broker or Dealer registered under Section 15 of the
         Act.
(b)  []  Bank as defined in section 3(a)(6) of the Act.
(c)  []  Insurance Company as defined in section 3(a)(19) of the
         Act.
(d)  []  Investment Company registered under section 8 of the
         Investment Company Act.
(e)  []  Investment Adviser registered under section 203 of the
         Investment Adviser Act of 1940.
(f)  []  Employee Benefit Plan, Pension Fund which is subject to
         the provisions of the Employee Retirement Income
         Security Act of 1974 or Endowment Fund; see Section
         240.13d-1(b)(1)(ii)(F) (Note:  See Item 7).
(g)  []  Parent Holding Company, in accordance with Section
         240.13d-1(b)(1)(ii)(G) (Note: See Item 7).
(h)  []  Group, in accordance with Section 240.13d-
         1(b)(1)(ii)(H)

ITEM 4.   OWNERSHIP.

    If the percent of the class owned, as of December 31 of the
year covered by the statement, or as of the last day of any month
described in Rule 13d-1(b)(2), if applicable, exceeds five
percent, provide the following information as of that date and
identify those shares which there is a right to acquire.

(a)   Amount Beneficially Owned.

      2,813,983 (includes 66,435 shares which Mr. Borba has the
right to acquire beneficial ownership of within 60 days after
12/31/99.)

(b)   Percent of Class.

      14.42%

(c)   Number of shares as to which such person has:

       (i)   sole power to vote or to direct the vote
             0

      (ii)   shared power to vote or to direct the vote
             2,747,548

      (iii)  sole power to dispose or to direct the disposition
             of 0

      (iv)   shared power to dispose or to direct the disposition
             of 2,747,548

INSTRUCTION:  For computations regarding securities which represent a right
to acquire an underlying security, see Rule 13d-3(d)(1).





                                Page 4 of 6 pages


ITEM 5.   OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

      If this statement is being filed to report the fact that as
of the date hereof the reporting person has ceased to be the
beneficial owner of more than five percent of the class of
securities, please check the following:  [].

ITEM 6.   OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF
ANOTHER PERSON.

      If any other person is known to have the right to receive
or the power to direct the receipt of dividends from, or the
proceeds from the sale of, such securities, a statement to that
effect should be included in response to this item and, if such
interest relates to more than five percent of the class, such
person should be identified.  A listing of the shareholders of an
investment company registered under the Investment Company Act of
1940 or the beneficiaries of an employee benefit plan, pension
fund or endowment fund is not required.

   Not applicable.

ITEM 7.   IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
          ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
          COMPANY.

      If a parent holding company has filed this schedule,
pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and
attach an exhibit stating the identity and the Item 3
classification of the relevant subsidiary.  If a parent holding
company has filed this schedule pursuant to Rule 13d-1(c), attach
an exhibit stating the identification of the relevant subsidiary.

   Not applicable.

ITEM 8.   IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

      If a group has filed this schedule pursuant to Rule 13d-
1(b)(ii)(H), so indicate under Item 3(h) and attach an exhibit
stating the identity and Item 3 classification of each member of
the group.  If a group has filed this schedule pursuant to Rule
13d-1(c), attach an exhibit stating the identity of each member
of the group.

   Not applicable.

ITEM 9.   NOTICE OF DISSOLUTION OF GROUP.

      Notice of dissolution of a group may be furnished as an
exhibit stating the date of the dissolution and that all further
filings with respect to transactions in the security reported on
will be filed, if required, by members of the group, in their
individual capacity.  See Item 5.

   Not applicable.








                                Page 5 of 6 pages


ITEM 10.  CERTIFICATION.

   Not applicable.

                                    SIGNATURE

      After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true,
complete and correct.

                                  JANUARY 31, 2000
                                  _______________________________
                                               Date

                                  /S/GEORGE A. BORBA
                                  _______________________________
                                            Signature


                                  GEORGE A BORBA, CHAIRMAN
                                  _______________________________
                                            Name/Title

















                                Page 6 of 6 pages