Introduction : Having a family member with a disability is often challenging for each member in the family, and families always are not able to manage these challenges. Provide basic information by support system for families, especially for caregivers of these children can be considered an effective step in to support them.
 Objective: Determine of The effect of group training on caring behaviors of caregivers with intellectually disabled children Methods: The randomized clinical trial with control group was conducted in Narges rehabilitation center, Miyaneh, 2013. In this study 64 caregivers of intellectual disability children 6-18 years old were randomly divided into two groups. 6 session training classes were held for the intervention group but the control group did not receive any intervention. At both the beginning and end of the study, data were collected based on the behavior questionnaires, that developed by the researcher.
 Results: In both groups, before of intervention the average behavior score, was not statistically significant. The results showed that 1.5 month after the intervention, an increase in behavior of caregivers in the intervention group before (48.64±5.63) and after (58.46±2.77) was significant (P<0.05).
 Conclusion: Group training to caregivers of intellectually disabled children due to improve their caring behaviors. Also, by giving the necessary information to such families can be encouraged them to participate in promoting the quality of their lives and their children.