UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: June 30, 2009 Check here if Amendment [ ]; Amendment Number: This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Allied Irish Banks, p.l.c. Address: Office of the Secretary Block K Level 4 - Bankcentre Ballsbridge, Dublin 4 Ireland 13F File Number: 28-05346 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: David O'Callaghan Title: Assistant Secretary, Office of the Secretary Phone: 00 353 1 6414672 Signature, Place, and Date of Signing: /s/ David O'Callaghan Dublin, Ireland August 11, 2009 Report Type (Check only one.): [ X] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form13F Information Table Entry Total: 197 Form13F Information Table Value Total: $1,990,442 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional managers with respect to which this report is filed, other than the manager filing this report. NONE FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- 3M CO COM 88579Y101 13 211 SH DEFINED 211 0 0 ABBOTT LABS COM 002824100 13365 284016 SH DEFINED 284016 0 0 ACTIVIDENTITY CORP COM 00506P103 4 1745 SH DEFINED 1745 0 0 ADOBE SYS INC COM 00724F101 35 1245 SH DEFINED 1245 0 0 AETNA INC NEW COM 00817Y108 50 2000 SH DEFINED 2000 0 0 ALCATEL-LUCENT SPONSORED ADR 013904305 1 14 SH DEFINED 14 0 0 ALCOA INC COM 013817101 10 1000 SH DEFINED 1000 0 0 ALLERGAN INC COM 018490102 5 97 SH DEFINED 97 0 0 ALTRIA GROUP INC COM 02209S103 25 1480 SH DEFINED 1480 0 0 AMAZON COM INC COM 023135106 134 1605 SH DEFINED 1605 0 0 AMERICAN EXPRESS CO COM 025816109 42 1817 SH DEFINED 1817 0 0 AMERICAN INTL GROUP INC COM 026874107 39 1756 SH DEFINED 1756 0 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