Tamar is a figure from the Hebrew Bible, specifically mentioned in the Book of Genesis. She is known for her role as the daughter-in-law of Judah, one of the twelve sons of Jacob. Tamar's story highlights themes of justice and family loyalty, as she takes significant actions to secure her rights and lineage. In her narrative, Tamar disguises herself to ensure that her deceased husband's lineage continues, ultimately giving birth to twins, Perez and Zerah. Her story is often discussed in the context of women's rights and the importance of family in ancient cultures. Tamar's actions have made her a notable figure in biblical history.