The first name Issac
A boy’s name from Hebrew.
2 syllables Male Also a surname
Meaning and origin
Hebrew origin
Old variant of Isaac.
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 61 boys were named Issac, making it the 615th most popular boys’ name. It peaked in 2019, with 114 births (#382).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Issac with other names.
Popularity in the United States
Babies named Issac at birth, 1880–2025
In 2025, 258 boys born in the United States were named Issac, the 915th most popular boys’ name that year. It was used most in 2008, when 820 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
More Hebrew boys’ names
Questions
- What does the name Issac mean?
- Old variant of Isaac.
- What is the origin of the name Issac?
- Old variant of Isaac.
- How popular is the name Issac?
- In 2025, 61 boys born in England and Wales were named Issac, ranking 615th. Its peak was 2019, with 114 births.
- Is Issac a boy's or a girl's name?
- Mostly a boy's name: 100% of the 24,571 US babies named Issac since 1880 were boys.
- When was Issac most popular?
- 2008 in the United States, when 820 babies were named Issac, its highest rank at 376th.
- Is Issac also a surname?
- Yes. Issac is used as a surname as well as a first name; its surname page has the origin and how many people carry it.