<TABLE> <S> <C>
<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMA-
TION EXTRACTED FROM THE CONSOLIDATED BALANCE
SHEETS AND STATEMENTS OF INCOME AND THE ACCOMPANY-
ING TABLES OF FORM 10-Q. INFORMATION HEREIN IS
QUALIFIED BY REFERENCE TO SUCH STATEMENTS.
</LEGEND>
<CIK> 0001011659
<NAME> UNIONBANKCAL CORPORATION
<MULTIPLIER> 1
<CURRENCY> U.S. Dollars
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-31-2000
<PERIOD-END> JUN-30-2000
<EXCHANGE-RATE> 1.000
<CASH> 2,232,750
<INT-BEARING-DEPOSITS> 182,408
<FED-FUNDS-SOLD> 64,980
<TRADING-ASSETS> 273,797
<INVESTMENTS-HELD-FOR-SALE> 3,470,780
<INVESTMENTS-CARRYING> 25,151
<INVESTMENTS-MARKET> 23,993
<LOANS> 26,373,044
<ALLOWANCE> 500,731
<TOTAL-ASSETS> 33,895,037
<DEPOSITS> 25,733,981
<SHORT-TERM> 3,334,664
<LIABILITIES-OTHER> 782,868
<LONG-TERM> 648,000
0
0
<COMMON> 1,327,509
<OTHER-SE> 1,811,181
<TOTAL-LIABILITIES-AND-EQUITY> 33,895,037
<INTEREST-LOAN> 1,102,052
<INTEREST-INVEST> 106,983
<INTEREST-OTHER> 17,883
<INTEREST-TOTAL> 1,226,918
<INTEREST-DEPOSIT> 320,304
<INTEREST-EXPENSE> 445,104
<INTEREST-INCOME-NET> 781,814
<LOAN-LOSSES> 110,000
<SECURITIES-GAINS> 5,700
<EXPENSE-OTHER> 538,357
<INCOME-PRETAX> 458,537
<INCOME-PRE-EXTRAORDINARY> 458,537
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 299,886
<EPS-BASIC> 1.84
<EPS-DILUTED> 1.83
<YIELD-ACTUAL> 5.21
<LOANS-NON> 203,201
<LOANS-PAST> 9,481
<LOANS-TROUBLED> 0
<LOANS-PROBLEM> 0
<ALLOWANCE-OPEN> 470,378
<CHARGE-OFFS> 92,214
<RECOVERIES> 12,610
<ALLOWANCE-CLOSE> 500,731
<ALLOWANCE-DOMESTIC> 367,100
<ALLOWANCE-FOREIGN> 22,400
<ALLOWANCE-UNALLOCATED> 111,200
</TABLE>