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

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000355747
<NAME> SMITH BARNEY INVESTMENT FUNDS INC.
<SERIES>
   <NUMBER> 1
   <NAME> SMITH BARNEY HANSBERGER GLOBAL VALUE FUND - CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          APR-30-2000
<PERIOD-END>                               APR-30-2000
<INVESTMENTS-AT-COST>                      218,259,724
<INVESTMENTS-AT-VALUE>                     242,974,444
<RECEIVABLES>                                4,868,229
<ASSETS-OTHER>                                      83
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                             247,842,756
<PAYABLE-FOR-SECURITIES>                     1,369,335
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                    2,102,763
<TOTAL-LIABILITIES>                          3,472,098
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                   224,412,025
<SHARES-COMMON-STOCK>                        2,458,277
<SHARES-COMMON-PRIOR>                        2,784,416
<ACCUMULATED-NII-CURRENT>                      389,238
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                    (5,118,384)
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<ACCUM-APPREC-OR-DEPREC>                    24,687,779
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<DIVIDEND-INCOME>                            3,909,420
<INTEREST-INCOME>                              518,883
<OTHER-INCOME>                                       0
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<NET-INVESTMENT-INCOME>                      1,362,503
<REALIZED-GAINS-CURRENT>                    14,514,785
<APPREC-INCREASE-CURRENT>                    6,040,645
<NET-CHANGE-FROM-OPS>                       21,917,933
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
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<SHARES-REINVESTED>                                  0
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<ACCUMULATED-GAINS-PRIOR>                 (19,809,349)
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<INTEREST-EXPENSE>                                   0
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<PER-SHARE-NAV-BEGIN>                            11.97
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<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              13.03
<EXPENSE-RATIO>                                   2.19


</TABLE>