<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MCDERMOTT INTERNATIONAL'S JUNE 30, 2000 FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> JUN-30-2000 <CASH> 85,842 <SECURITIES> 54,679 <RECEIVABLES> 239,646 <ALLOWANCES> 48,607 <INVENTORY> 115,784 <CURRENT-ASSETS> 562,277 <PP&E> 1,262,522 <DEPRECIATION> 894,376 <TOTAL-ASSETS> 1,996,026 <CURRENT-LIABILITIES> 613,251 <BONDS> 318,314 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 62,080 <OTHER-SE> 725,050 <TOTAL-LIABILITY-AND-EQUITY> 1,996,026 <SALES> 1,078,999 <TOTAL-REVENUES> 1,078,999 <CGS> 1,057,067 <TOTAL-COSTS> 1,057,067 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 19,801 <INCOME-PRETAX> 7,076 <INCOME-TAX> 9,256 <INCOME-CONTINUING> (2,180) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (2,180) <EPS-BASIC> (0.04) <EPS-DILUTED> (0.04)