Oral health-related quality of life has important implications for the clinical practice of dentistry and dental research as it is a multidimensional construct that includes a subjective evaluation of the individual's oral health, functional well-being, emotional well-being, expectations and satisfaction with care, and sense of self. it has become important for the evaluation of a person's oral health outcomes through subjective estimation. OHRQoL has wide-reaching applications in clinical practice and research to focus on a persons social and emotional experience and physical function. This book identifies various tools used for OHRQoL in children and factors affecting oral health related quality of life in children.