Introduction: The purpose of this study was to investigate the effectiveness of emotion regulation training on cognitive emotional regulation, loneliness and social intimacy in women with addicted spouse. 
Methods: Experimental method, pre-test and post-test with control group was used in current research. Statistical population of this research consist all women with addicted spouse referring to Ardabil welfare organization in second half of 2015. Thirty person were selected by convenience sampling, and randomly assigned in experimental (15 people) and control (15 people) groups. The experiment group was admitted to cognitive emotion regulation in 8 sessions and the control group also was at waiting list and admitted to no intervention. the cognitive emotional regulation scale, loneliness scale and social intimacy scale used for data gathering. The collected data was analyzed by multiple covariance analyze variance (MANCOVA).
Results: Results showed that after controlling effects of pretest, there was significant differences between two groups in posttest means of cognitive emotional regulation (F=81/63; P< 0.000), loneliness (F=161/238; P< 0.001), and social intimacy (F=32/25; P< 0.001). 
Conclusions: Emotion regulation training on cognitive emotion regulation, loneliness and social intimacy with addicted husband has been effective. Thus, according to the findings, emotion regulation training can be used to reduce the problems of women and other family members of addicts.