摘要:AbstractIntroductionmental health the deep relationship between mothers and children is of great importance. This study aimed at specifying the effectiveness of mother's cognitive-behavioural group interventions on the number of ADHD children's behavioural problems.Methodthe researcher used160 boys with the age range of 6-12 who had visited counsellors in educational counselling centre and private psychiatry clinics in1389-90.the instrument used in this study included canners questionnaire (children and parents form) and family functioning questionnaire. After running the pre-test, 60 children were diagnosed with ADHD, then 30 ADHD children's mothers were randomly assigned to control group and experimental group. Each group consisted of 15 members cognitive-behavioural training was performed during twelve ninety –minute sessions for the experimental group. Having completed the training, the groups were evaluated again by the above–mentioned questionnaires.Mancova analysis was used to examine the obtained dataResultthe analysis revealed that the difference two group interns with regard to of children's behavioral problems significant, and also, mothers general functioning (anger management, problem solving, effective communication).Conclusionthe result of the analysis show that mothers cognitive-behavioral group intervention is an effective useful way of for managing and improving children's behavioral problem.