Meaning and name origin
Isaac \i-saac\ as a boy's name is pronounced EYE-zik. It is of Hebrew origin, and the meaning of Isaac is "laughter". Biblical: the only son of Abraham by his wife Sarah. Violinist Itzhak (ITS-hahk) Perlman; scientish Isaac Newton; angler Izaak Walton; authors Isaac Bashevis Singer, Isaac Asimov; football player Isaac Bruce; singer Isaac Hanson.
For more information, see also the related boy name Esau.
Isaac is a very popular first name for males (#277 out of 1220, Top 23%) and also a very popular surname or last name for all people (#1941 out of 88799, Top 2%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Isaac for boys (2014 statistics).
Displayed below is a comparison of the popularity of the boy name Isaac and its variant forms. Popular variation forms ranked in the Top 1000/100 are Isaac (#31), Issac (#553), Zak, Zack, Isak, Ike and Isaak. (2014 statistics).
A suggested similar baby name is Isais. This name tends to be less commonly used than Isaac.