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

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000355747
<NAME> Smith Barney Small Cap Value Fund
<SERIES>
   <NUMBER>001
   <NAME>Smith Barney Investment Funds Inc.

<S>                             <C>
<PERIOD-TYPE>                  Year
<FISCAL-YEAR-END>                               Sep-30-2000
<PERIOD-END>                                    Sep-30-2000
<INVESTMENTS-AT-COST>                           131,509,043
<INVESTMENTS-AT-VALUE>                          153,402,009
<RECEIVABLES>                                     1,776,249
<ASSETS-OTHER>                                          929
<OTHER-ITEMS-ASSETS>                                      0
<TOTAL-ASSETS>                                  155,179,187
<PAYABLE-FOR-SECURITIES>                          2,395,683
<SENIOR-LONG-TERM-DEBT>                                   0
<OTHER-ITEMS-LIABILITIES>                           666,470
<TOTAL-LIABILITIES>                               3,062,153
<SENIOR-EQUITY>                                           0
<PAID-IN-CAPITAL-COMMON>                        120,472,118
<SHARES-COMMON-STOCK>                             2,741,067
<SHARES-COMMON-PRIOR>                             3,083,434
<ACCUMULATED-NII-CURRENT>                           673,271
<OVERDISTRIBUTION-NII>                                    0
<ACCUMULATED-NET-GAINS>                           9,355,467
<OVERDISTRIBUTION-GAINS>                                  0
<ACCUM-APPREC-OR-DEPREC>                         21,616,178
<NET-ASSETS>                                    152,117,034
<DIVIDEND-INCOME>                                 2,906,779
<INTEREST-INCOME>                                   571,585
<OTHER-INCOME>                                            0
<EXPENSES-NET>                                    2,499,411
<NET-INVESTMENT-INCOME>                             978,953
<REALIZED-GAINS-CURRENT>                          8,928,907
<APPREC-INCREASE-CURRENT>                        18,481,005
<NET-CHANGE-FROM-OPS>                            28,388,865
<EQUALIZATION>                                            0
<DISTRIBUTIONS-OF-INCOME>                           551,041
<DISTRIBUTIONS-OF-GAINS>                                  0
<DISTRIBUTIONS-OTHER>                                     0
<NUMBER-OF-SHARES-SOLD>                           2,500,130
<NUMBER-OF-SHARES-REDEEMED>                       2,887,142
<SHARES-REINVESTED>                                  44,645
<NET-CHANGE-IN-ASSETS>                           10,976,964
<ACCUMULATED-NII-PRIOR>                           1,242,590
<ACCUMULATED-GAINS-PRIOR>                           377,787
<OVERDISTRIB-NII-PRIOR>                                   0
<OVERDIST-NET-GAINS-PRIOR>                                0
<GROSS-ADVISORY-FEES>                             1,019,491
<INTEREST-EXPENSE>                                        0
<GROSS-EXPENSE>                                   2,499,411
<AVERAGE-NET-ASSETS>                             35,945,677
<PER-SHARE-NAV-BEGIN>                                12.100
<PER-SHARE-NII>                                       0.160
<PER-SHARE-GAIN-APPREC>                               2.780
<PER-SHARE-DIVIDEND>                                  0.190
<PER-SHARE-DISTRIBUTIONS>                             0.000
<RETURNS-OF-CAPITAL>                                  0.000
<PER-SHARE-NAV-END>                                  14.850
<EXPENSE-RATIO>                                        1.28



</TABLE>