Emotional regulation of children and adolescents is a very important process for their development. Emotional self-regulation encouraged the children and adolescents to control aggressive emotional outbursts. This study purpose is to exam the effect of emotional self-regulation on the life quality of children and adolescents with traumatic experiences. A systematic review was conducted to examine research on effect of low emotional self-regulation on the life quality among children and adolescents with traumatic experiences. The initial search generated 1.245 research articles, 170 of which were reviewed for detailed evaluation; ultimately, 11 research articles published in the period 2012-2021 were included. Children and adolescents with traumatic experiences all over the world samples were the most represented in research articles. It used thematic synthesis to combine the research articles of low emotional self-regulation on the life quality among children and adolescents with traumatic experiences and identified key themes to explore in the impact studies. Across 11 articles, regardless of the traumatic type of event, it was found that children and adolescents’ low self-regulation affects their ability to express themselves in a functional and productive way. Negative accumulated emotions, which do not externalize sexually and physically abused children and adolescents with low emotional self-regulation gradually lead to some type of emotional disconnection. In conclusion, sexual, physical abuse and war-refugee situations in childhood are more associated with the onset of post - traumatic stress disorder, emotional disorders and difficulties in self - regulation of emotions.