What does Isaac mean?
Isaac \i-saac\ as a boys' 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 prominent first name for men (#277 out of 1220, Top 23%) and also a very prominent surname for all people (#2039 out of 150436, Top 1%). (2000 U.S. Census)
Presented below is the baby name popularity of Isaac for boys. Isaac reached its top position of #29 in the U.S. in 2013, and is currently at #31. (2014 Birth Statistics)
Shown below is an analysis of the popularity of Isaac and related names. Prominent related forms of Isaac (#31 the previous year) rated in the Top 1000 are Issac (#553 the previous year), Zack, Zak, Isak, Isaak and Ike. Usage of these boy names reached its highest during the years 1880-1889 (usage of 0.4041%) and has become significantly less since (usage 0.2023%, down 49.9%), with the versions Zack, Isaak and Ike becoming less fashionable. Isaac (#31) and Issac (#553) are two of the more contemporarily stylish birth names here, with both names undergoing a rebound in usage. (2014 Birth Statistics)
A recommended similar baby name is Isais. This name tends to be less frequently used than Isaac.