<PAGE> PAGE 1
000 A000000 04/30/1999
000 C000000 0000884344
000 D000000 N
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000 F000000 Y
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000 I000000 6.1
000 J000000 A
001 A000000 TCW\DW NORTH AMERICAN GOVERNMENT INCOME TRUST
001 B000000 811-6572
001 C000000 2123922550
002 A000000 TWO WORLD TRADE CENTER
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10048
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007 C010800 8
007 C010900 9
007 C011000 10
008 A000001 TCW FUNDS MANAGEMENT INC.
008 B000001 A
008 C000001 801-29075
008 D010001 LOS ANGELES
008 D020001 CA
008 D030001 90017
008 A000002 DELETE
010 A000001 MORGAN STANLEY DEAN WITTER SERVICES CO. INC.
010 C010001 NEW YORK
010 C020001 NY
010 C030001 10048
011 A000001 MORGAN STANLEY DEAN WITTER DISTRIBUTORS INC.
011 B000001 8-45262
011 C010001 NEW YORK
011 C020001 NY
011 C030001 10048
012 A000001 MORGAN STANLEY DEAN WITTER TRUST FSB
012 B000001 84-1785
012 C010001 JERSEY CITY
<PAGE> PAGE 2
012 C020001 NJ
012 C030001 07311
013 A000001 PRICEWATERHOUSECOOPERS LLP
013 B010001 NEW YORK
013 B020001 NY
013 B030001 10036
014 A000001 TCW BROKERAGE SERVICES INC.
014 B000001 8-31114
015 A000001 THE BANK OF NEW YORK
015 B000001 C
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015 E010001 X
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019 C000000 MSDW-FUNDS
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020 C000004 0
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020 C000008 0
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022 A000001 BANK OF NEW YORK (THE)
022 B000001 13-5160382
022 C000001 638219
022 D000001 0
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022 C000002 67946
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<PAGE> PAGE 3
022 C000006 32949
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022 C000010 6698
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<PAGE> PAGE 4
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<PAGE> PAGE 5
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<PAGE> PAGE 6
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<PAGE> PAGE 7
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<PAGE> PAGE 8
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<PAGE> PAGE 9
077 Q020000 N
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SIGNATURE BARRY FINK
TITLE VICE PRESIDENT
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000907472
<NAME> TCW/DW NORTH AMERICAN GOVERNMENT INCOME TRUST
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1999
<PERIOD-END> APR-30-1999
<INVESTMENTS-AT-COST> 139,090,349
<INVESTMENTS-AT-VALUE> 138,725,485
<RECEIVABLES> 890,556
<ASSETS-OTHER> 43,361
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 139,659,402
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 385,317
<TOTAL-LIABILITIES> 385,317
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 371,653,000
<SHARES-COMMON-STOCK> 16,130,257
<SHARES-COMMON-PRIOR> 17,502,018
<ACCUMULATED-NII-CURRENT> 478,455
<OVERDISTRIBUTION-NII> 0
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<OVERDISTRIBUTION-GAINS> 0
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<NET-ASSETS> 139,274,085
<DIVIDEND-INCOME> 0
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<OTHER-INCOME> 0
<EXPENSES-NET> 1,283,664
<NET-INVESTMENT-INCOME> 4,086,867
<REALIZED-GAINS-CURRENT> 1,965,534
<APPREC-INCREASE-CURRENT> 2,830,758
<NET-CHANGE-FROM-OPS> 4,952,091
<EQUALIZATION> 0
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<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,971,648
<NUMBER-OF-SHARES-REDEEMED> 6,705,684
<SHARES-REINVESTED> 362,275
<NET-CHANGE-IN-ASSETS> 11,166,873
<ACCUMULATED-NII-PRIOR> 622,302
<ACCUMULATED-GAINS-PRIOR> 230,526,972
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 187,390
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,294,008
<AVERAGE-NET-ASSETS> 145,340,550
<PER-SHARE-NAV-BEGIN> 8.60
<PER-SHARE-NII> 0.24
<PER-SHARE-GAIN-APPREC> 0.04
<PER-SHARE-DIVIDEND> 0.25
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 8.63
<EXPENSE-RATIO> 1.79
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>