BACKGROUND: Motor vehicle crashes are the third leading cause of death in Saudi Arabia. Motorcycle riders, in particular, are considered more vulnerable than occupants, yet there are no previous studies that have examined the epidemiology of their injuries and outcomes in the country. Better understanding is needed to inform policymakers and guide future prevention programs. OBJECTIVE: Describe patterns of injury among conscious and unconscious patients injured in motorcycle crashes. DESIGN: Retrospective chart review. SETTINGS: Level 1 trauma center in Riyadh. PATIENTS AND METHODS: This retrospective study included all patients involved in motorcycle crashes who were admitted between 2001 and 2017. Medical records were reviewed, and data about injury characteristics, outcomes and healthcare utilization were ascertained. MAIN OUTCOME MEASURES: Injury site and mortality rate. SAMPLE SIZE AND CHARACTERISTICS: 572 patients included 488 males (85.3%) and 232