Amminadab is a biblical figure mentioned in the Old Testament. He is noted as the son of Ram and the father of Nahshon, making him part of the lineage of Judah. His family line is significant in the context of the genealogy of King David and, ultimately, Jesus in the New Testament. In the Book of Exodus, Amminadab is also referenced as the leader of the tribe of Judah during the Israelites' journey through the wilderness. His role highlights the importance of tribal leadership and organization among the Israelites as they traveled to the Promised Land.