UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

SCHEDULE 14A

(RULE 14a-101)

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the Securities

Exchange Act of 1934 (Amendment No.     )

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o  Preliminary Proxy Statement

o  Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

o  Definitive Proxy Statement

þ  Definitive Additional Materials

o  Soliciting Material Pursuant to Section 240.14a-12

Diebold, Incorporated

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement)

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*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on <mtgdate>. April 28, 2011 Meeting Information DIEBOLD, INCORPORATED Meeting Type: Annual Meeting <mtgtype> For holders as of: February 25, 2011 <recdate> Date: April 28, 2011 Time: 10:00 AM EDT <mtgtime> Location: Sheraton Suites 1989 Front Street Cuyahoga Falls, Ohio You are receiving this communication because you hold DIEBOLD, INCORPORATED shares in the above named company. 5995 MAYFAIR ROAD PO. BOX 3077 NORTH CANTON, OH 44720-8077 This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). R1.0.0.11699 We encourage you to access and review all of the important information contained in the proxy materials before voting. 1 See the reverse side of this notice to obtain 0000089217 proxy materials and voting instructions.

Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: 1. Annual Report 2. Notice & Proxy Statement How to View Online: Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET: www.proxyvote.com 2) BY TELEPHONE: 1-800-579-1639 3) BY E-MAIL*: sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow XXXX XXXX XXXX (located on the following page) in the subject line. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 14, 2011 to facilitate timely delivery. How To Vote Please Choose One of the Following Voting Methods R1.0.0.11699 Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special 2 requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. 0000089217 Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting items The Board of Directors recommends you vote FOR the following: 1. Election of Directors Nominees 01 Patrick W. Allender 02 Bruce L. Byrnes 03 Mei-Wei Cheng 04 Phillip R. Cox 05 Richard L. Crandall 06 Gale S. Fitzgerald 07 Phillip B. Lassiter 08 John N. Lauer 09 Thomas W. Swidarski 10 Henry D.G. Wallace 11 Alan J. Weber The Board of Directors recommends you vote FOR proposals 2. and 3. 2. To ratify the appointment of KPMG LLP as independent auditors for the year 2011; 3. To hold an advisory vote on named executive officer compensation; The Board of Directors recommends you vote 1 YEAR on the following proposal: 4. To hold an advisory vote on the frequency for future advisory votes on named executive officer compensation. NOTE: The Common Shares represented by this proxy will be voted by the Proxy Committee, as recommended by the Board of Directors, unless otherwise specified. The Board of Directors recommends a vote “FOR” these items. R1.0.0.11699 3 0000089217

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