Objective:To explore the relation of childhood trauma to marital satisfaction in divorce partici-pants and the mediating role of conflict resolution styles.Methods:Totally 305 divorced participants were selected by convenient sampling and evaluated with the Childhood Trauma Questionnaire(CTQ),the marital satisfaction subscale and the conflict resolution subscale of Olson Enrich Marital Inventory(ENRICH).Results:The detection rate of childhood trauma among the divorced participants was 67.5％.The CTQ scores were negatively correlated with the scores of conflict resolution styles and marital satisfaction(r=-0.14,-0.25,Ps＜0.05).The conflict resolution styles mediated entirely the relationship between childhood trauma and marital satisfaction in divorced participants,with a total effect of-0.06(95％CI:-0.11--0.01).Conclusion:It suggests that childhood trau-ma of divorcing participants may be associated with marital satisfaction and conflict resolution styles.