This annual report of the DoDSER program summarizes CY 2013 fatal and nonfatal suicide events reported and submitted by March 31, 2014. This report is composed of aggregated DoDSER data for each of the four covered Services: Air Force, Army, Marine Corps, and Navy. Data for each DoDSER were provided by the Services, the AFMES, and the Defense Manpower Data Center (DMDC). Personally identifiable information has been redacted from this report.