[ARTICLE] 6
[CIK] 0000874835
[NAME] GREENWICH STREET SERIES FUND
[SERIES]
   [NUMBER] 7
   [NAME] EQUITY INDEX PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               JUN-30-1998
[INVESTMENTS-AT-COST]                       70,699,814
[INVESTMENTS-AT-VALUE]                      90,028,749
[RECEIVABLES]                                   87,852
[ASSETS-OTHER]                                  43,151
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              90,159,752
[PAYABLE-FOR-SECURITIES]                        31,394
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       28,558
[TOTAL-LIABILITIES]                             59,952
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    70,083,421
[SHARES-COMMON-STOCK]                        3,286,608
[SHARES-COMMON-PRIOR]                        1,498,461
[ACCUMULATED-NII-CURRENT]                      421,682
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        264,791
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                    19,329,906
[NET-ASSETS]                                90,099,800
[DIVIDEND-INCOME]                              432,931
[INTEREST-INCOME]                               77,162
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  87,240
[NET-INVESTMENT-INCOME]                        422,853
[REALIZED-GAINS-CURRENT]                       285,584
[APPREC-INCREASE-CURRENT]                    7,940,207
[NET-CHANGE-FROM-OPS]                        8,648,644
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      249,653
[DISTRIBUTIONS-OF-GAINS]                       658,235
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                      1,978,609
[NUMBER-OF-SHARES-REDEEMED]                    223,597
[SHARES-REINVESTED]                             33,135
[NET-CHANGE-IN-ASSETS]                      54,748,496
[ACCUMULATED-NII-PRIOR]                        248,482
[ACCUMULATED-GAINS-PRIOR]                      637,442
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           44,494
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                141,492
[AVERAGE-NET-ASSETS]                        60,120,922
[PER-SHARE-NAV-BEGIN]                            23.59
[PER-SHARE-NII]                                  00.04
[PER-SHARE-GAIN-APPREC]                          04.07
[PER-SHARE-DIVIDEND]                             00.08
[PER-SHARE-DISTRIBUTIONS]                        00.21
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              27.41
[EXPENSE-RATIO]                                  00.29
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>