The article presents some results of a qualitative research on the topic of religiosity as a factor of subjective well-being of Russian women in the cross-cultural marriages with UAE nationals. The study involved 11 Russian women from 22 to 50 years old. As a result of the thematic analysis and qualitative processing of the data of the research based on semi-structured interviews it was concluded that the religion all study participants profess, Islam, is a significant factor in the subjective well-being of the studied selection of women and contributes to the greater value of the unity with a foreign-cultural spouse. The results of the study can be used for further qualitative and quantitative research on the matter of cross-cultural marriages and in the practice of psychologists and social workers to help cross-cultural couples in order to fully realize their potential.