Boy’s name · Hebrew, American English

Jaycob

How to say it: JAY-kub · /ˈdʒeɪkəb/

Modern American respelling of Jacob, Hebrew 'supplanter' - phonetic J-spelling of the biblical classic.

Jaycob was the 46th most popular boys’ name in the United States in 2025, given to 81 babies (Social Security Administration). Its busiest decade was the 2010s, its births are down about 62% in ten years, and it is projected to slip to #96 by 2030.

Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures

#46for boys in 2025
1 in 517US babies
81born in 2025
#96projected for 2030
2010sits peak decade
1 in 22chance a classmate shares it

Key facts

Key facts about Jaycob
Rank among boys’ names, 2025#46
Babies born in 202581
Share of births1 in 517
Peak decade2010s
Change over 10 years−62%
Projected rank for 2030 (estimate)#96
In France, 2025#293 among boys’ names, 0 births

Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.

Its life, decade by decade

Jaycob is a newcomer: almost all of its history is from the last forty years.

1900195020002020–25
Peak: 100 per million births, 2010s.

What goes with it

Parents who love Jaycob also love

Nicknames

  • Jay
  • Jake
  • Coby

In the classroom

In a class of 25 children born in 2025, the chance that another child is called Jaycob is about 1 in 22.

Around the world

This spelling is used in English, Hebrew.

In France: #293 for boys in 2025.

Keep exploring

Find names you'll both love, starting with Jaycob

The one-minute style quiz.

Take the quiz

Or see the Vowel app →