This study has verified Family Functioning, Communication and Spiritual Wellbeing, to increase the family functioning in Adult Women. 236 adult women were chosen as the samples for the study, they are now currently registered in the church adult women in Seoul. The instruments used for this study were the Family functioning scale by Olson, the communication scale by David H. Olson and Howard L. Barnes and spiritual wellbing Scale by Palautzian and Ellison Folkman. Data collection were form March to April, 2003. To get the descriptive statistics, SPSS Program, Pearson Correlation Coefficients and stepwise multiple regression were used for analyzing data. The results were as following: 1. Represents the degree of family functioning, communication and spiritual wellbeing, on subjects. Means scores of this study are following: spiritual wellbeing 67.92, lower level of cohesive(5.19) and adaptive(3.93), communication 58.14, lower level of open(5.15) and closed(4.71) and family functioning 95.58, lower level of religious(7.70) and existential(7.63). All each lower level of family functioning, communication and spiritual wellbeing, on subjects were derived significantly different(p.05). There were significant correlation among the variables of subjects. The cohesive family functioning score was significant related to the adapted(r=.588). Especially, the closed communication score showed inverse correlations open family functioning(r=-.424) and open communication score(r=-.680). The existential spiritual wellbeing score also was significant related to the cohesive(p<.001) and adaptive(p<.05) family functioning, open communication(p<.05). Especially, the closed communication score showed inverse correlations existential spiritual wellbeing (r=-.202). The existential spiritual wellbeing score also was significant related to the religious(r=.815, p<.001). These results will not only emphasis the need of family functioning to elevate and decrease the Closed family communication but suggest the important points of gathering various data and analysis about economic, education and marital status. Finally, related to mental health nursing, a community can get the utmost out of these results to keep offering education and practice of family mental health for adult women.