This paper performs a study on testing the effect of training program on marital satisfaction among parents of children with attention deficit/ hyperactivity disorder. The main hypothesis of this paper studies whether parental training influences on marital satisfaction among parents having to children with ADHD or not. The population of this survey includes all parents having children ages 5-12 year with ADHD who approached medical centers during the first three months of fiscal year of 2011 in city of Esfahan, Iran. The study designs a questionnaire, which includes 12 marital satisfaction characteristics with 47 questions. The study has selected a random sample of 30 couples and divided them into two equal groups with 15 people where half were considered as experiment and the other half were considered as control. Cronbach alpha has been calculated as 0.92. The result of Greenhouse-Geisser test specifies that there was not any meaningful difference between two groups before/after the exam. In other words, applying training program did not have any meaningful effect on marital satisfaction among parents of children with attention deficit/ hyperactivity disorder.