<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the Form 10-Q of Alcan Aluminum Limited for the quarter ended 30 June 1999 and is qualified in its entirety by reference to such financial statements. </LEGEND> <MULTIPLIER> 1,000,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 616 <SECURITIES> 0 <RECEIVABLES> 1,461 <ALLOWANCES> 0 <INVENTORY> 1,194 <CURRENT-ASSETS> 3,271 <PP&E> 12,163 <DEPRECIATION> 6,369 <TOTAL-ASSETS> 9,588 <CURRENT-LIABILITIES> 1,554 <BONDS> 1,318 <PREFERRED-MANDATORY> 0 <PREFERRED> 160 <COMMON> 1,213 <OTHER-SE> 3,875 <TOTAL-LIABILITY-AND-EQUITY> 9,588 <SALES> 3,598 <TOTAL-REVENUES> 3,676 <CGS> 2,864 <TOTAL-COSTS> 2,864 <OTHER-EXPENSES> 235 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 44 <INCOME-PRETAX> 218 <INCOME-TAX> 103 <INCOME-CONTINUING> 109 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 109 <EPS-BASIC> 0.48 <EPS-DILUTED> 0.48