Objective: This research was conducted to determine consanguineous marriage, health literacy, and fatalism levels of different generations and examine their relationship. Materials and Methods: This descriptive-correlational study was conducted with 463 individuals living in XXX between September 2021-March 2022. Results: Significant differences were found between the individuals' Consanguineous Marriage Attitude Scale, Health Literacy Scale, and Fatalism Tendency Scale total score means and their generation (p