<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000909994
<NAME> OLD WESTBURY FUNDS, INC.
<SERIES>
<NUMBER> 020
<NAME> CAPITAL OPPORTUNITY FUND
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-01-1999
<PERIOD-END> OCT-31-2000
<INVESTMENTS-AT-COST> 323101491
<INVESTMENTS-AT-VALUE> 372223888
<RECEIVABLES> 914530
<ASSETS-OTHER> 17122
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 373155540
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2915353
<TOTAL-LIABILITIES> 2915353
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 324407905
<SHARES-COMMON-STOCK> 26379473
<SHARES-COMMON-PRIOR> 18200827
<ACCUMULATED-NII-CURRENT> 2414333
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 5704448
<ACCUM-APPREC-OR-DEPREC> 49122397
<NET-ASSETS> 370240187
<DIVIDEND-INCOME> 1243940
<INTEREST-INCOME> 5272237
<OTHER-INCOME> 0
<EXPENSES-NET> 3730424
<NET-INVESTMENT-INCOME> 2785753
<REALIZED-GAINS-CURRENT> 17983720
<APPREC-INCREASE-CURRENT> 35170456
<NET-CHANGE-FROM-OPS> 55939929
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 541345
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 13826409
<NUMBER-OF-SHARES-REDEEMED> 5662153
<SHARES-REINVESTED> 14390
<NET-CHANGE-IN-ASSETS> 164321549
<ACCUMULATED-NII-PRIOR> 169925
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 23688168
<GROSS-ADVISORY-FEES> 2092936
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3730424
<AVERAGE-NET-ASSETS> 277561781
<PER-SHARE-NAV-BEGIN> 11.31
<PER-SHARE-NII> 0.11
<PER-SHARE-GAIN-APPREC> 2.65
<PER-SHARE-DIVIDEND> 0.03
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 14.04
<EXPENSE-RATIO> 1.34
</TABLE>
