Endometriosis is a relatively common clinical disorder characterized with functioning endometrial tissue outside the uterine cavity. Although it is usually located in genital tract, the atypical sites may be involved including the bladder, ureter, intestine, appendix, surgical scars, and extremities. Scar endometriosis is rare, difficult to diagnose and can be easily confused entity with a suture granuloma, lipoma or cyst. The diagnosis is made by utilizing history, physical examination, ultrasonography (USG), and histopathological analysis of the surgical specimen. The definitive diagnosis of our case was made according to the histopathologic findings. In this case report, we aimed to review the diagnosis and treatment of scar endometriosis which is rarely seen via the light of the current knowledge.