Changes in structure of marriage and family implicates changes in society. Different forms of partnerships proves that Croatian society is changing and modernizing. However, (mis)understanding from social environment often have negative impact on all who have decided on a marriage and family structure which is, in a catholic country as Croatia, not accepted as a social norm. This thesis will try to give a better insight in which direction modern Croatian society heads towards, regarding marriage and family subject. Theoretical part of this master thesis will show diversity of marriage and family structures in our society. All current work and research on this subject will also be shown, and practical part of the thesis will bring research about attitudes of key actors regarding this subject. The research is made with qualitative methodology, semi-structured interviews with six participants – key actors. The results show that interviewees think the attitude towards structure of family in Croatia is changing, but marriage and family are still highly valued institutions in our country. The interviewees think that traditional values of family and marriage are kept in most of country, but also that there is a visible step forward in openness and sensibility towards different types of families like homosexual and single parent families.