Mail Stop 3561 November 8, 2018 Gary A. Norcross President and Chief Executive Officer Fidelity National Information Services, Inc. 601 Riverside Avenue Jacksonville, Florida 32204 Re: Fidelity National Information Services, Inc. Form 10-K for Fiscal Year Ended December 31, 2017 Filed February 22, 2018 File No. 001-16427 Dear Mr. Norcross: We have completed our review of your filings. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, /s/ Jennifer Thompson Jennifer Thompson Accounting Branch Chief Office of Consumer Products