Posterior perforation of gastric ulcer is a rare clinical condition. The more frequent type of perforation associated with the stomach is an anterior perforation located at the pyloro-duodenal area. Only 5-8% of these ulcers lie along the posterior wall of the body of stomach. Making a pre-operative diagnosis of posterior gastric perforation requires a; high degree of suspicion as most times the diagnosis is made intra-operatively. Delayed presentation is a characteristic of posterior perforation We present a case of a 70-years-old male with a spontaneous posterior gastric perforation with a benign histopathology Key words: Posterior gastric perforation, gastric ulcer, uncommon surgical emergency.