Nahor the Elder is a biblical figure mentioned in the Book of Genesis. He is known as the son of Serug and the grandfather of Abraham. Nahor lived in the ancient city of Ur of the Chaldeans and is recognized for his long lifespan, living to be 148 years old. Nahor married Milcah, who was his niece, and they had several children, including Bethuel. His lineage is significant in the context of the patriarchal narratives, as it connects to the family of Abraham, who is a central figure in Judaism, Christianity, and Islam.