Isack

Isack is a distinctive variant spelling of Isaac, a name with deep biblical roots. Derived from the Hebrew word meaning "he will laugh" or "he laughs," the name references the biblical story where Abraham and Sarah laughed when told they would have a son in their old age. This alternative spelling gives the traditional name a contemporary edge while maintaining its rich heritage. Though less common than the standard Isaac, Isack has appeared periodically throughout history and across different cultures. The unique spelling offers parents a way to honor biblical tradition while giving their child a slightly distinctive version of this timeless name.

Pronounced AY-zak.

As of October 2026, Isack ranked #11400 in US births in 2022 SSA, peaked at #5932 in 2004.