The study is an interpretive and descriptive study using the qualitative research method which examines the effecs of grandchild rearing on grandmother and grandmother's marriage. The study was conducted with 16 participants aged between 50 and 63 years. Snowball sampling method and criterion sampling method were used in the selection of grandmothers. In this research, a semi-structured interview form created by the researcher was used as a data collection tool. For the analysis of data, content analysis was used from qualitative data analysis methods. According to the findings, grandmothers were influenced by grandchild growth process more affectively and cognitively, on the other hand they were more adversely influenced in terms of behavior and interaction. However, in general, rearing a grandchild have more positive effects on grandmother. Another important finding of the study is the effects of rearing grandchild on grandmother's marriage. Grandmothers have seen more support and understanding by husband. In terms of marital relations, marriages were found to be more conciliatory, happier and more enjoyable, more integrated and fused, more compatible. Based on the research findings, projects bringing grandparents and grandchildren together can be developed.