[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 17
   [NAME] DISCIPLINED SMALL CAP STOCK PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          DEC-31-1999
[PERIOD-END]                               JUN-30-1999
[INVESTMENTS-AT-COST]                        8,341,553
[INVESTMENTS-AT-VALUE]                       8,879,703
[RECEIVABLES]                                  107,013
[ASSETS-OTHER]                                     860
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                               8,987,576
[PAYABLE-FOR-SECURITIES]                       122,458
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       31,214
[TOTAL-LIABILITIES]                            153,672
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     8,300,863
[SHARES-COMMON-STOCK]                          924,476
[SHARES-COMMON-PRIOR]                          582,194
[ACCUMULATED-NII-CURRENT]                       15,095
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                       (32,407)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       550,353
[NET-ASSETS]                                 8,833,904
[DIVIDEND-INCOME]                               35,690
[INTEREST-INCOME]                               10,835
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  33,145
[NET-INVESTMENT-INCOME]                         13,380
[REALIZED-GAINS-CURRENT]                       456,499
[APPREC-INCREASE-CURRENT]                      202,518
[NET-CHANGE-FROM-OPS]                          672,397
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                            0
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        377,582
[NUMBER-OF-SHARES-REDEEMED]                     35,300
[SHARES-REINVESTED]                                  0
[NET-CHANGE-IN-ASSETS]                       3,671,686
[ACCUMULATED-NII-PRIOR]                          1,715
[ACCUMULATED-GAINS-PRIOR]                    (488,906)
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           28,350
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 59,271
[AVERAGE-NET-ASSETS]                         6,668,179
[PER-SHARE-NAV-BEGIN]                             8.87
[PER-SHARE-NII]                                   0.01
[PER-SHARE-GAIN-APPREC]                           0.68
[PER-SHARE-DIVIDEND]                                 0
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                               9.56
[EXPENSE-RATIO]                                   1.00
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>