regarding the parents’ perception, the impact of Speech Sound Disorder on their children is related to interpersonal relationships and to emotional behavior, besides school issues. As for the children’s perception, the results demonstrated that the biggest impact of irregular speech takes place in unfamiliar environments. In addition to that, they have shown that isolation and the development of feelings such as frustration, shyness and low self-esteem are common among these children, making their relationship with other people difficult.