The current research aimed to test the effectiveness of cognitive behavioral therapy in alleviating the severity of behavioral problems among deaf kindergarten children aged (4-6) years. The study was applied using a quasi-experimental approach, relying on an experimental group consisting of (10) deaf children enrolled in kindergarten. Children affiliated with the Egyptian Society for the Care of the Deaf in Heliopolis. The results indicated that the therapeutic program based on cognitive-behavioral therapy has contributed to alleviating the severity of behavioral problems in these children, including withdrawal, aggressive and stubbornness. Various therapeutic techniques, such as restructuring, cognitive training, self-instruction and modeling, role-playing, emotional control and anger management.