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

                                    FORM N-PX

               ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED
                         MANAGEMENT INVESTMENT COMPANY

                  Investment Company Act file number 811-06495
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       FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED
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               (Exact name of registrant as specified in charter)

                      301 E. Colorado Boulevard, Suite 720
                               PASADENA, CA 91101
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               (Address of principal executive offices) (Zip code)


                               Donald F. Crumrine
                        Flaherty & Crumrine Incorporated
                      301 E. Colorado Boulevard, Suite 720
                               PASADENA, CA 91101
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                     (Name and address of agent for service)

                    Registrant's telephone number, including
                            area code: 626-795-7300
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                      Date of fiscal year end: NOVEMBER 30
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             Date of reporting period: JULY 1, 2007 - JUNE 30, 2008
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          Form N-PX is to be used by a registered management investment company,
          other than a small business  investment company registered on Form N-5
          (ss.ss.  239.24 and 274.5 of this  chapter),  to file reports with the
          Commission,  not later  than  August 31 of each year,  containing  the
          registrant's  proxy  voting  record for the most  recent  twelve-month
          period ended June 30, pursuant to section 30 of the Investment Company
          Act of 1940  and  rule  30b1-4  thereunder  (17 CFR  270.30b1-4).  The
          Commission  may  use the  information  provided  on  Form  N-PX in its
          regulatory, disclosure review, inspection, and policymaking roles.

          A registrant is required to disclose the information specified by Form
          N-PX,  and  the  Commission  will  make  this  information  public.  A
          registrant is not required to respond to the collection of information
          contained  in Form N-PX  unless the Form  displays a  currently  valid
          Office of Management and Budget ("OMB") control number.  Please direct
          comments concerning the accuracy of the information  collection burden
          estimate and any suggestions for reducing the burden to the Secretary,
          Securities and Exchange Commission,  100 F Street, NE, Washington,  DC
          20549.  The OMB has reviewed this collection of information  under the
          clearance requirements of 44 U.S.C. ss. 3507.






                               PROXY VOTING RECORD

                    FOR PERIOD JULY 1, 2007 TO JUNE 30, 2008


 REGISTRANT NAME:
INVESTMENT COMPANY ACT FILE NUMBER:
REPORTING PERIOD:
REGISTRANT  ADDRESS:
NAME OF SERIES (AS APPLICABLE):


Flaherty & Crumrine Preferred Income Opportunity Fund Incorporated
811 - 06495
07/01/2007 - 06/30/2008
301 E. Colorado Boulevard, Suite 720, Pasadena, California 91101





                        ISSUER OF                                                                                     WHO PROPOSED
                        PORTFOLIO   EXCHANGE TICKER                  SHAREHOLDER                                   MATTER: ISSUER
                        SECURITY      SYMBOL              CUSIP #     MEETING DATE   SUMMARY OF MATTER VOTED ON       /SHAREHOLDER
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Tempfund Fund Inst'l Shares            BLK               09248U619      9/7/2007     Approve directors                   Issuer
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                                             FUND'S VOTE FOR
                                                 OR AGAINST
                                                PROPOSAL,OR
                                               ABSTAIN; FOR OR
                                     WHETHER       WITHHOLD       WHETHER VOTE
                        ISSUER OF    FUND CAST    REGARDING        WAS FOR OR
                        PORTFOLIO     VOTE ON    ELECTION OF        AGAINST
                        SECURITY       MATTER     DIRECTORS        MANAGEMENT
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Tempfund Fund Inst'l Shares             Yes          For              For
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                                   SIGNATURES

     Pursuant to the  requirements  of the  Investment  Company Act of 1940, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned, thereunto duly authorized.

Registrant  FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED
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By (Signature and Title) /s/ Donald F. Crumrine
                        --------------------------------------------------------
                        Donald F. Crumrine, Director, Chairman of the Board and
                        Chief Executive Officer
                        (Principal Executive Officer)

Date        8/6/08
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