<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
STATEMENT OF ASSETS AND LIABILITIES, STATEMENT OF OPERATIONS, AND STATE-
MENT OF CHANGES IN NET ASSETS FOUND ON PAGES 108 THROUGH 130 OF THE FORTIS
SERIES FUND, INC. SEMI-ANNUAL SHAREHOLDER REPORT.
</LEGEND>
<CIK> 0000790558
<NAME> FORTIS SERIES FUND, INC.
<SERIES>
<NUMBER> 10
<NAME> GLOBAL ASSET ALLOCATION SERIES
<MULTIPLIER> 1
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 54,413,251
<INVESTMENTS-AT-VALUE> 55,338,159
<RECEIVABLES> 1,000,161
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 1,029,641
<TOTAL-ASSETS> 57,367,961
<PAYABLE-FOR-SECURITIES> 379,237
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 61,113
<TOTAL-LIABILITIES> 440,350
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 50,871,728
<SHARES-COMMON-STOCK> 4,220,322
<SHARES-COMMON-PRIOR> 5,016,325
<ACCUMULATED-NII-CURRENT> 436,395
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 4,622,216
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 997,272
<NET-ASSETS> 56,927,611
<DIVIDEND-INCOME> 427,294
<INTEREST-INCOME> 617,506
<OTHER-INCOME> 0
<EXPENSES-NET> (303,126)
<NET-INVESTMENT-INCOME> 741,674
<REALIZED-GAINS-CURRENT> 2,999,217
<APPREC-INCREASE-CURRENT> (2,578,139)
<NET-CHANGE-FROM-OPS> 1,162,752
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 225,061
<NUMBER-OF-SHARES-REDEEMED> (1,021,064)
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (9,139,087)
<ACCUMULATED-NII-PRIOR> (92,419)
<ACCUMULATED-GAINS-PRIOR> 1,410,139
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 266,859
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 303,126
<AVERAGE-NET-ASSETS> 59,583,390
<PER-SHARE-NAV-BEGIN> 13.17
<PER-SHARE-NII> 0.12
<PER-SHARE-GAIN-APPREC> 0.20
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.49
<EXPENSE-RATIO> 1.02<F1>
<FN>
<F1>ANNUALIZED.
</FN>
</TABLE>
