[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 14
   [NAME] MID CAP DISCIPLINED EQUITY FUND
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1997
[PERIOD-END]                               DEC-31-1997
[INVESTMENTS-AT-COST]                        5,377,489
[INVESTMENTS-AT-VALUE]                       5,911,958
[RECEIVABLES]                                  199,172
[ASSETS-OTHER]                                 200,240
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                               6,311,370
[PAYABLE-FOR-SECURITIES]                       115,011
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       27,305
[TOTAL-LIABILITIES]                            142,316
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     5,468,762
[SHARES-COMMON-STOCK]                          494,756
[SHARES-COMMON-PRIOR]                                0
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                             115
[ACCUMULATED-NET-GAINS]                        146,818
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       553,589
[NET-ASSETS]                                 6,169,054
[DIVIDEND-INCOME]                               30,574
[INTEREST-INCOME]                               26,733
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  30,211
[NET-INVESTMENT-INCOME]                         27,096
[REALIZED-GAINS-CURRENT]                       554,978
[APPREC-INCREASE-CURRENT]                      553,589
[NET-CHANGE-FROM-OPS]                        1,135,663
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       27,211
[DISTRIBUTIONS-OF-GAINS]                       408,160
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        461,398
[NUMBER-OF-SHARES-REDEEMED]                      1,838
[SHARES-REINVESTED]                             35,196
[NET-CHANGE-IN-ASSETS]                       6,169,054
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           22,265
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 57,947
[AVERAGE-NET-ASSETS]                         5,767,017
[PER-SHARE-NAV-BEGIN]                            10.00
[PER-SHARE-NII]                                  00.07
[PER-SHARE-GAIN-APPREC]                          03.36
[PER-SHARE-DIVIDEND]                             00.96
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              12.47
[EXPENSE-RATIO]                                  00.95
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>