<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the Form
10-Q of Alcan Aluminium Limited for the quarter ended 30 June 2000 and is
qualfied in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 88
<SECURITIES> 0
<RECEIVABLES> 1,468
<ALLOWANCES> 0
<INVENTORY> 1,308
<CURRENT-ASSETS> 2,864
<PP&E> 13,480
<DEPRECIATION> 6,582
<TOTAL-ASSETS> 10,276
<CURRENT-LIABILITIES> 2,233
<BONDS> 803
0
160
<COMMON> 1,222
<OTHER-SE> 4,281
<TOTAL-LIABILITY-AND-EQUITY> 10,276
<SALES> 3,987
<TOTAL-REVENUES> 4,042
<CGS> 3,014
<TOTAL-COSTS> 3,014
<OTHER-EXPENSES> 230
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 16
<INCOME-PRETAX> 517
<INCOME-TAX> 192
<INCOME-CONTINUING> 327
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 327
<EPS-BASIC> 1.48
<EPS-DILUTED> 1.48
</TABLE>