<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS IN THE REGISTRATION STATEMENT ON FORM S-1 OF AVANEX
CORPORATION FOR THE QUARTER ENDED OCTOBER 1, 1999 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          JUN-30-2000
<PERIOD-START>                             JUL-01-1999
<PERIOD-END>                               OCT-01-1999
<CASH>                                           6,632
<SECURITIES>                                     8,006
<RECEIVABLES>                                    3,454
<ALLOWANCES>                                       345
<INVENTORY>                                      1,261
<CURRENT-ASSETS>                                20,290
<PP&E>                                           4,047
<DEPRECIATION>                                     688
<TOTAL-ASSETS>                                  25,068
<CURRENT-LIABILITIES>                            6,116
<BONDS>                                         26,751
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            14
<OTHER-SE>                                      24,976
<TOTAL-LIABILITY-AND-EQUITY>                    25,068
<SALES>                                          4,417
<TOTAL-REVENUES>                                 4,417
<CGS>                                            3,431
<TOTAL-COSTS>                                    3,431
<OTHER-EXPENSES>                                   950
<LOSS-PROVISION>                                   315
<INTEREST-EXPENSE>                                 101
<INCOME-PRETAX>                                (7,470)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (7,470)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (22,431)
<EPS-BASIC>                                   (6.06)
<EPS-DILUTED>                                   (6.06)