In this study, it was aimed to determine the incidence of dental diseases by examining the oral cavity and dental problems of stray dogs in Erciyes University Faculty of Veterinary Medicine, Department of Surgery Clinics. A total of 100 dogs, 90 stray and 10 owned, of various breeds, ages and genders were included in the study. Routine anesthesia protocol was applied for each animal. The head and neck region was examined. The oral cavity was examined macroscopically in detail. Each tooth was examined in detail and evaluated for dental and periodontal diseases such as possible tooth fractures, missing teeth, caries and tartar formations. Each finding was recorded on dental examination cards. Tooth tartars formations were removed with the help of manual instruments and ultrasonic scalers. The detected fractures were extracted in accordance with the tooth extraction technique. At the end of the study, gingivitis 79%, dental plaque 76%, dental calculus 48%, dental attrition 46%, dental abrasion 42%, broken tooth 39%, missing tooth 31%, open crown fracture 29%, closed crown fracture 25%, decayed tooth 18%, periodontitis 17%, enamel hypocalcification 17%, mobile teeth 14%, gingival recession 13%, crowded teeth 13%, impacted teeth 9%, occlusion 9%, furcation opening 6%, excess teeth 4%, compressed teeth 3% were determined statistically. Oral mucosa and tongue injuries were recorded in 4 dogs and foreign substance in 1 dog. As a result, it was concluded that stray dogs have high rate of dental problems and needs to be treated.