Background: The role of parents in taking care of children with Autism Spectrum Disorder (ASD) is critical. This systematic review study aimed to investigate the effect of parents-based training interventions on taking care of children with ASD.Method: All relevant studies were searched through some electronic databases such as PubMed, Scopus, Google Scholar, Cochrane Library, Science Direct, Web of knowledge, and also via hand searching in relevant journals, checking the reference list of articles, expert contact, and grey literature from 1 January 2000 to 30 February 2020. Result: Eventually, 53 articles were considered. In total, 1758 parents of children with ASD participated in these studies that 49 studies were conducted in high-income countries, 19 studies in the home, 25 studies in the training centers.14 studies carried out only in training way, 39 studies in training along with practices and assignments, 30 individual interventions, 21 interventions in the group. Most studies had a range of 10 to 30 sessions in a 60 to 120-minute period. Also, the effectiveness of interventions was studied in both parents and children groups. Conclusion: According to the included studies, parents-based training interventions have significant impacts on parents and their children's behavior.