The purpose of this study was to examine the influences of their personality on marital satisfaction and to investigate the mediating effect of marital conflict on personality and marital satisfaction of the korean husband from multicultural families. Subjects were 245 korean husbands from multicultural families in Seoul·Gyeonggi area, Daegu·Gyeongbuk area, and Ulsan city To investigate the mediating the effect, multiple linar regression (MLR) model was used. Results of the study are as follows. First, the level of marital satisfaction of the korean husbands was mostly high(3.11 out of 4.0). Second, the conscientiousness and agreeableness of the personality affected positively their marital satisfaction. Third, a most important variable that influenced husbands` marital satisfaction was couple area of conflicts. Fourth, the results showed that marital conflict fully mediated link among openness, extroversion, and partially mediated link among conscientiousness, extroversion and marital satisfaction. But marital conflict not mediated the link between neuroticism of personality and marital satisfaction. These results gave social work implication to improve quality of marital lives of the korean husband from multicultural families.