Given name & surname
Illa
“island”
Illa is a surname from Latin. It is used in Catalan.
Meaning & origin
What it means
Illa goes back to Latin īnsula, meaning “island.”
Adapted from Wiktionary (CC BY-SA 4.0)
The story
Published U.S. birth records include this spelling as early as 1898. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Illa through the years
- Babies since 1880
- 1,800
- 0 boys · 1,800 girls
- Most popular year
- 1926
- 58 babies
- 2025
- 10
- #9,711 for girls
- 2021–25 vs 2016–20
- −10%
- Steady
By the numbers
In 2025, this name appeared in 10 U.S. birth records for girls, ranking No. 9,711 among girls’ names. Average annual use for girls was 9.9% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 58 in 1926. Published U.S. population figures for this spelling include 753 as a first name in 2020; 339 as a surname in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Illa’s family of names
Inner ring: spellings · outer: across languages.
Spellings & scripts 1
The same name written differently, including transliterations into other scripts.
Across languages 7
Equivalents and cognates in other languages, plus older forms it grew from.
People named Illa
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Illa, these share its style, era, origin or sound, from outside its own family.
Zita
“patron of housewives and servants” · “little rose”
>99% girls
Nella
“the shining light”
>99% girls
Vita
“life”
>99% girls
Alta
“to be elevated”
>99% girls
Augustina
“venerable; majestic”
>99% girls
Una
“one who is pure; chaste”
>99% girls
Alva
“one who has a fair complexion” · “a bright man”
24% boys · 76% girls
Sista
“sixth”
>99% girls