Amminadab (, Aminadav, lit. My nation is generous) may refer to:
People Amminadab (Biblical person), one of the ancestors of King David Izhar, who was also known as Amminadab Amminadab I of Ammon, king of Ammon in the mid-seventh century B.C. Amminadab II of Ammon, his grandson Amminadab Lévinas, the son of Emmanuel Lévinas Aminadab, a figure in the Book of Mormon Aminadab, the assistant to Aylmer in Nathaniel Hawthorne's short story "The Birth-Mark"
Other Amminadab (novel), a book published in 1942 by the French writer and philosopher Maurice Blanchot Aminadav, a moshav in the Jerusalem region founded in 1950 Ya'ar Aminadav, a forest in the Jerusalem Hills near Yad Kennedy that is a popular location for family outings, with picnic facilities and a marked, disability-friendly hiking trail