Background: Early diagnosis and intervention of hearing loss in children is important for the acquisition of hearing and speech, thereby contributing to the positive development and quality of life of this child. Objective: To describe the quality of life in children who had prelingual bilateral severe to intense sensorineural hearing impairment after receiving a cochlear implant. Method: This was done through a validated questionnaire directed to parents or caregivers of those children (up to 18 years old) included in the study and attended the audiology unit in the hospital of Benha University for evaluating hearing after cochlear implantation. Results: More than 90% reported high scores in domains of questionnaire and there was statistically difference (p < 0.001) between children who were implanted at earlier age (