Introduction and objective: family is the most important institute of every society and the society will be developed if the family positively does their performances. If there is a conflict in the family, its performance will be disordered. This study has been conducted to assess the effect of cognitive behavioral couple therapy on reduction of marital conflicts and burnout of couples. Methodology: the type of this experimental study is pretest-posttest with control and test groups. Statistical population of study includes couples of Golestan province, Iran. The sample size was obtained to 64 members using simple random sampling and they were placed into two test and control groups. Both groups were pretest before implementation of protocol and posttest was conducted for both groups after implementation of protocol. The obtained data were analyzed through SPSS20 software using formulas of mean and standard deviation as well as covariance formula at inferential level. Findings: the analyses indicated that training of cognitive behavioral skills has a significant effect with coefficient of 0/46 on marital conflicts and training of cognitive behavioral skills has a significant effect on marital burnout with coefficient of 0/65. Discussion and conclusion: according to the findings of this study, it is suggested to experts and consultants in field of family and family therapy consider training of cognitive behavioral skills as an important factor before marriage or within conflict between couples.