Issaac
Boy nameIssaac has been given to 173 babies in the U.S. since 1978. It peaked in 1983.
Popularity over time births per year, 1880–2025
Total babies
173
Peak year
1983 (11 babies)
Rank in 2025
Below top 1000
First recorded
1978
10-year trend
New / returning
Gender split
All boys
Spellings & variants
Names one letter away from Issaac — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Issaac.
Sibling name ideas for Issaac
Same era and popularity as Issaac, avoiding matching initials or rhymes.
FAQ
How popular is the name Issaac?
Issaac has been given to 173 babies in the U.S. since 1978. It ranked below the top 1000 in 2025.
When did the name Issaac peak?
Issaac peaked in 1983, when 11 babies were given the name.
Is Issaac a girl or boy name?
Issaac is primarily a boy name (100% of babies named Issaac are boys).
Get new name insights first
Occasional updates when we add new data & tools. No spam, unsubscribe anytime by replying to any email or writing to hello@zalize.com.
By subscribing you agree to our privacy policy. We store only your email address and the date you signed up.