MallowbyNames

Jac

JAK · Short form of Jacob or Jacqueline; originally from Hebrew meaning 'supplanter'.

2025 rank (boys)
#5,861
Babies named in 2025
15
Peak popularity
2022
2025 frequency
1 in 113,872 boys
Usually for
Boys
Trend
Rising since 1995

Rising since 1995, #5,861 for boys today.

Popularity of Jac since 1915

Babies named Jac per year in U.S. Social Security records. Raw births topped out in 1956, but relative to how few babies were recorded back then, Jac's real moment was 2022.

61218192019602000Most births 1956Boys
Data table (by decade)
DecadeBoys
1910s11
1920s30
1930s22
1940s33
1950s117
1960s77
1970s23
1980s5
1990s29
2000s98
2010s101
2020s69

Meaning & origin

Jac is a concise and modern short form of Jacob or Jacqueline, used predominantly for boys. First recorded in 1915, the name saw a resurgence beginning in 1995 and has been rising steadily, reaching its peak rank of 5861 in 2022. The trajectory indicates growing appeal, likely driven by parents seeking short, punchy names. In 2025, about 1 in 113,872 boys received the name. While not associated with major states or famous bearers, Jac's simplicity and connection to the well-established Jacob give it a straightforward, accessible charm.

Jac is a short form of Jacob, which derives from the Hebrew name Yaʿaqov (supplanter) via Latin Iacobus. As a nickname or independent given name, it has been used in English-speaking countries since the 20th century, often as a casual or modern alternative to the full forms Jacob or Jacqueline.

Nicknames & variants

Variants: Jack, Jake

Sibling names for Jac

Names that share Jac's style, for a brother or sister.

Sisters: Jade, Jade, June, Jill, Joy

Brothers: Jack, Jake, Jay, Joel, John

A parent animal hugging its little one, the personalized name page

J is for Jac, our favorite little boy.

J is for Jac…”

In a Mallowby alphabet book, Jac's letter becomes Jac's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Jac's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Jac mean?
Jac is a short form of Jacob or Jacqueline and carries the associated meaning of 'supplanter' from the Hebrew origin of Jacob.
How popular is the name Jac?
As of 2025, Jac ranks 5861 in the United States, with approximately 1 in 113,872 boys given the name. It has been rising in popularity since 1995 and peaked in 2022.
Is Jac a boy's or girl's name?
Jac is primarily used for boys, though it can be a unisex short form of Jacqueline for girls.