<SEC-HEADER>0001181431-04-059285.hdr.sgml : 20041216
<ACCEPTANCE-DATETIME>20041216162257
<ACCESSION-NUMBER>0001181431-04-059285
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20041214
<FILING-DATE>20041216
<DATE-OF-FILING-DATE-CHANGE>20041216
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>WILLBROS GROUP INC
<CIK>0000895450
<ASSIGNED-SIC>1389
<IRS-NUMBER>980160660
<STATE-OF-INCORPORATION>R1
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>DRESDNER BANK BUILDING
<STREET2>50TH STREET 8TH FLOOR PO BOX 850048
<CITY>PANAMA 5 REPUBLIC OF
<STATE>R1
<ZIP>00000
<PHONE>5072639282
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>C/O WILLBROS USA INC
<STREET2>2431 EAST 61ST STREET SUITE 700
<CITY>TULSA
<STATE>OK
<ZIP>74136
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>ALLCORN JOHN K
<CIK>0001237698
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-11953
<FILM-NUMBER>041208563
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>C/O WILLBROS USA INC
<STREET2>4400 POST OAK PARKWAY STE 1000
<CITY>HOUSTON
<STATE>TX
<ZIP>77027
<PHONE>7134038000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>4400 POST OAK PARKWAY STE 1000
<CITY>HOUSTON
<STATE>TX
<ZIP>77027
</MAIL-ADDRESS>
</REPORTING-OWNER>
</SEC-HEADER>
