WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000275811
<NAME> CASH PORTFOLIO - CLASS Y
<SERIES>
   <NUMBER> 001
   <NAME> SMITH BARNEY MONEY FUNDS, INC.

<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               DEC-31-1999
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<INVESTMENTS-AT-VALUE>                  45,486,087,431
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<PAYABLE-FOR-SECURITIES>                             0
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<SHARES-COMMON-PRIOR>                      158,530,798
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<OVERDISTRIBUTION-NII>                               0
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<DIVIDEND-INCOME>                                    0
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<OTHER-INCOME>                                       0
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<EQUALIZATION>                                       0
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<DISTRIBUTIONS-OF-GAINS>                             0
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<NUMBER-OF-SHARES-SOLD>                    354,140,105
<NUMBER-OF-SHARES-REDEEMED>                448,769,869
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<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                  (1,004,612)
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<INTEREST-EXPENSE>                                   0
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<AVERAGE-NET-ASSETS>                        77,080,540
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<EXPENSE-RATIO>                                   0.42



</TABLE>