UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 17, 2016

Sykes Enterprises, Incorporated

Registrant’s telephone number, including area code: (813) 274-1000

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.07. Submission of Matters to a Vote of Security Holders.

Four proposals described fully in the 2016 Proxy Statement of Sykes Enterprises, Incorporated (the “Company”), were presented for approval at the Company’s 2016 Annual Meeting of Shareholders (the “Annual Meeting”) held on May 17, 2016. As of the record date, 42,782,509 shares of common stock were outstanding and entitled to vote at the Annual Meeting. At the Annual Meeting, 39,453,994 shares of common stock were represented in person or by proxy; therefore, a quorum was present.

The shareholders of the Company voted on the following four matters:

Proposal 1: Election of Directors

There were three Class II and one Class III director positions up for election at the Annual Meeting. The following persons were nominated and elected to serve as directors of the Company until the 2019 Annual Meeting of Shareholders: Paul L. Whiting, Lt. General Michael DeLong (Ret.), and Carlos E. Evans. The following person was nominated and elected to serve as a director of the Company until the 2018 Annual Meeting of Shareholders: Vanessa C.L. Chang. The voting results for each nominee were as follows:

Proposal 2: Advisory Vote to Approve Executive Compensation

The proposal to approve, on a non-binding, advisory basis, the compensation of the Company’s named executive officers, as disclosed in the 2016 Proxy Statement, received the following votes:

Proposal 3: Approval of the Material Terms of the Performance Goals Specified in the 2011 Equity Incentive Plan

The proposal to approve the material terms of the performance goals of the Company’s 2011 Equity Incentive Plan, as disclosed in the 2016 Proxy Statement, received the following votes:

Proposal 4: Ratification of the Appointment of Independent Registered Public Accounting Firm

The proposal to ratify the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm to audit the consolidated financial statements of the Company for the year ending December 31, 2016 and the effectiveness of the Company’s internal control over financial reporting as of December 31, 2016, and express an opinion thereon, as disclosed in the 2016 Proxy Statement, received the following votes:

SIGNATURE

Pursuant to the requirements of the Securities and Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: May 17, 2016