Proxy Statement

The Board of Directors (the “Board of Directors” or the “Board”) of The Western Union Company (“Western Union” or the “Company”) is soliciting your proxy to vote at the 2018 Annual Meeting of Stockholders (the “Annual Meeting”) to be held on May 18, 2018 at 8:00 a.m., local time, and any adjournment or postponement of that meeting. The meeting will be held at The Langham Place Hotel, 400 Fifth Avenue, 3rd Floor, New York, NY 10018.

In accordance with rules and regulations of the U.S. Securities and Exchange Commission (the “SEC”), instead of mailing a printed copy of our proxy materials to each stockholder of record or beneficial owner, we furnish proxy materials, which include this Proxy Statement and the accompanying Proxy Card, Notice of Meeting, and Annual Report to Stockholders, to our stockholders over the Internet unless otherwise instructed by the stockholder. If you received a Notice of Internet Availability of Proxy Materials by mail and would like to receive a printed copy of our proxy materials, you should follow the instructions for requesting such materials included in the Notice of Internet Availability of Proxy Materials.

The Notice of Internet Availability of Proxy Materials was first mailed on April 4, 2018 to all stockholders of record as of March 20, 2018 (the “Record Date”). The only voting securities of the Company are shares of the Company’s common stock, $0.01 par value per share (the “Common Stock”), of which there were 460,605,564 shares outstanding as of the Record Date. The closing price of the Company’s Common Stock on the Record Date was $19.75 per share.

The Company’s Annual Report to Stockholders, which contains consolidated financial statements for the year ended December 31, 2017 (the “2017 Annual Report”), accompanies this Proxy Statement. You also may obtain a copy of the Company’s Annual Report on Form 10-K for the year ended December 31, 2017 that was filed with the SEC, without charge, by writing to Investor Relations, The Western Union Company, 12500 East Belford Avenue, Mailstop M23IR, Englewood, CO 80112. If you would like to receive a copy of any exhibits listed in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017, please call (866) 405-5012 or submit a request in writing to Investor Relations at the above address, and the Company will provide you with the exhibits upon the payment of a nominal fee (which fee will be limited to the expenses we incur in providing you with the requested exhibits). The Company’s Annual Report on Form 10-K for the year ended December 31, 2017 and these exhibits are also available in the “Investor Relations” section of www.westernunion.com. This Proxy Statement and the 2017 Annual Report are also available at www.wuannualmeeting.com.