WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW VARIABLE INVESTMENT SERIES EUROPEAN- X
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 464,822,158
<INVESTMENTS-AT-VALUE> 591,798,418
<RECEIVABLES> 2,966,886
<ASSETS-OTHER> 1,321
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 595,644,090
<PAYABLE-FOR-SECURITIES> (13,792,757)
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (827,760)
<TOTAL-LIABILITIES> (14,620,517)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 404,859,563
<SHARES-COMMON-STOCK> 21,687,192
<SHARES-COMMON-PRIOR> 18,423,170
<ACCUMULATED-NII-CURRENT> 2,326,767
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 46,948,372
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 126,888,871
<NET-ASSETS> 581,023,573
<DIVIDEND-INCOME> 4,734,230
<INTEREST-INCOME> 506,656
<OTHER-INCOME> 0
<EXPENSES-NET> (2,894,516)
<NET-INVESTMENT-INCOME> 2,346,370
<REALIZED-GAINS-CURRENT> 47,048,660
<APPREC-INCREASE-CURRENT> (45,797,222)
<NET-CHANGE-FROM-OPS> 3,597,808
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (3,290,821)
<DISTRIBUTIONS-OF-GAINS> (84,881,334)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 6,041,087
<NUMBER-OF-SHARES-REDEEMED> (6,076,921)
<SHARES-REINVESTED> 3,299,856
<NET-CHANGE-IN-ASSETS> 1,318,806
<ACCUMULATED-NII-PRIOR> 3,279,390
<ACCUMULATED-GAINS-PRIOR> 84,991,832
<OVERDISTRIB-NII-PRIOR> 0
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<GROSS-ADVISORY-FEES> (2,759,499)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (2,894,516)
<AVERAGE-NET-ASSETS> 589,283,169
<PER-SHARE-NAV-BEGIN> 31.47
<PER-SHARE-NII> 0.13
<PER-SHARE-GAIN-APPREC> (0.08)
<PER-SHARE-DIVIDEND> (0.18)
<PER-SHARE-DISTRIBUTIONS> (4.62)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 26.72
<EXPENSE-RATIO> 0.99
</TABLE>
