Isaac

Although the meaning of the name Isaac is not certain, it is most often said to mean "he laughs." In the Old Testament Isaac was the son of Abraham, the husband of Rebecca, and the father of Esau and Jacob. Isaac was popular among the Jews of the Middle Ages and beyond, and the Puritans of the 17th century. Today the name is used by both Jews and Christians, and is currently enjoying a popularity spike throughout the English-speaking world. Isaac has been a top 100 name for boys in the U.S. since 1995. Famous Isaacs include Sir Isaac Newton, and Isaac Asimov.