UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY INVESTMENT COMPANY ACT FILE NUMBER: 811-21131 NAME OF REGISTRANT: John Hancock Preferred Income Fund ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: 601 Congress Street Boston, MA 02210 NAME AND ADDRESS OF AGENT FOR SERVICE: Gordon M. Shone 601 Congress Street Boston, MA 02210 REGISTRANT'S TELEPHONE NUMBER: 617-663-3000 DATE OF FISCAL YEAR END: 07/31 DATE OF REPORTING PERIOD: 07/01/2007 - 06/30/2008 127340 John Hancock Funds Preferred Income Fund -------------------------------------------------------------------------------------------------------------------------- GREAT PLAINS ENERGY INCORPORATED Agenda Number: 932767621 -------------------------------------------------------------------------------------------------------------------------- Security: 391164100 Meeting Type: Special Meeting Date: 10-Oct-2007 Ticker: GXP ISIN: US3911641005 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 01 APPROVAL OF THE ISSUANCE OF SHARES OF GREAT Mgmt For For PLAINS ENERGY INCORPORATED COMMON STOCK AS CONTEMPLATED BY THE AGREEMENT AND PLAN OF MERGER, DATED AS OF FEBRUARY 6, 2007, BY AND AMONG AQUILA, INC., GREAT PLAINS ENERGY INCORPORATED, GREGORY ACQUISITION CORP. AND BLACK HILLS CORPORATION, INCLUDING ALL EXHIBITS AND SCHEDULES THERETO. 02 APPROVAL OF AUTHORITY OF THE PROXY HOLDERS TO Mgmt For For VOTE IN FAVOR OF A MOTION TO ADJOURN THE MEETING FOR THE PURPOSE OF SOLICITING ADDITIONAL PROXIES. -------------------------------------------------------------------------------------------------------------------------- GREAT PLAINS ENERGY INCORPORATED Agenda Number: 932834888 -------------------------------------------------------------------------------------------------------------------------- Security: 391164100 Meeting Type: Annual Meeting Date: 06-May-2008 Ticker: GXP ISIN: US3911641005 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 01 DIRECTOR D.L. BODDE Mgmt For For M.J. CHESSER Mgmt For For W.H. DOWNEY Mgmt For For M.A. ERNST Mgmt For For R.C. FERGUSON, JR. Mgmt For For L.A. JIMENEZ Mgmt For For J.A. MITCHELL Mgmt For For W.C. NELSON Mgmt For For L.H. TALBOTT Mgmt For For R.H. WEST Mgmt For For 02 RATIFICATION OF APPOINTMENT OF DELOITTE & TOUCHE Mgmt For For LLP AS INDEPENDENT AUDITORS FOR 2008. -------------------------------------------------------------------------------------------------------------------------- SOUTHERN UNION COMPANY Agenda Number: 932861140 -------------------------------------------------------------------------------------------------------------------------- Security: 844030106 Meeting Type: Annual Meeting Date: 13-May-2008 Ticker: SUG ISIN: US8440301062 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 01 DIRECTOR GEORGE L. LINDEMANN Mgmt For For MICHAL BARZUZA Mgmt For For DAVID BRODSKY Mgmt For For FRANK W. DENIUS Mgmt For For KURT A. GITTER, M.D. Mgmt For For HERBERT H. JACOBI Mgmt For For ADAM M. LINDEMANN Mgmt For For THOMAS N. MCCARTER, III Mgmt For For GEORGE ROUNTREE, III Mgmt For For ALLAN D. SCHERER Mgmt For For 02 TO RATIFY THE APPOINTMENT OF PRICEWATERHOUSECOOPERS Mgmt For For LLP AS SOUTHERN UNION'S INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR THE YEAR ENDING DECEMBER 31, 2008. -------------------------------------------------------------------------------------------------------------------------- TECO ENERGY, INC. Agenda Number: 932838266 -------------------------------------------------------------------------------------------------------------------------- Security: 872375100 Meeting Type: Annual Meeting Date: 30-Apr-2008 Ticker: TE ISIN: US8723751009 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1A ELECTION OF DIRECTOR: DUBOSE AUSLEY Mgmt For For 1B ELECTION OF DIRECTOR: JAMES L. FERMAN, JR. Mgmt For For 1C ELECTION OF DIRECTOR: JOHN B. RAMIL Mgmt For For 1D ELECTION OF DIRECTOR: PAUL L. WHITING Mgmt For For 02 RATIFICATION OF THE CORPORATION'S INDEPENDENT Mgmt For For AUDITOR -------------------------------------------------------------------------------------------------------------------------- WACHOVIA PREFERRED FUNDING CORP. Agenda Number: 932861621 -------------------------------------------------------------------------------------------------------------------------- Security: 92977V206 Meeting Type: Annual Meeting Date: 12-May-2008 Ticker: WNAPR ISIN: US92977V2060 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 01 DIRECTOR JAMES E. ALWARD Mgmt For For JOEL J. GRIFFIN Mgmt For For CHARLES F. JONES Mgmt For For G. KENNEDY THOMPSON Mgmt For For * Management position unknown SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. (Registrant) John Hancock Preferred Income Fund By (Signature) /s/ Keith F. Hartstein Name Keith F. Hartstein Title President Date 08/29/2008