<ARTICLE> 5
<LEGEND>
The schedule contains summary financial information extracted from Dean
Witter Diversified Futures Fund II L.P. and is qualified in its entirety
by reference to such financial statements.
</LEGEND>

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                       8,042,490
<SECURITIES>                                         0
<RECEIVABLES>                                   29,570<F1>
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                               0
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                               8,365,734<F2>
<CURRENT-LIABILITIES>                                0
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                 8,365,734<F3>
<SALES>                                              0
<TOTAL-REVENUES>                              (65,754)<F4>
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               882,853
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              (948,607)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          (948,607)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (948,607)
<EPS-BASIC>                                        0
<EPS-DILUTED>                                        0
<FN>
<F1>Receivables include interest receivable of $29,570.
<F2>In addition to cash and receivables, total assets include net
unrealized gain on open contracts of $293,674.
<F3>Liabilities include redemptions payable of $291,006 and accrued
management fees of $20,914.
<F4>Total revenues include realized trading revenue of $(497,690),
net change in unrealized of $87,110, and interest income of
$344,826.
</FN>