Illyssa
Girl name · English · Scottish
- US rank
- Unranked
- Syllables
- 3
- Peak
- #12,362 in 1989
0 babies were named Illyssa in the US in 2025.
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US births per million girls, 1989–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Illyssa you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryIllyssa first shows up in US birth records in 1989, the first year at least 5 babies got it. It has been in use for 36 years since.
- Best yearIts best year was 1989, when it reached #12,362.
About the name Illyssa
Illyssa is a girl name of English and Scottish origin. It has 7 letters and 3 syllables, starting with I and ending in “-ssa”. US birth records list Illyssa for girls from 1989 to 2008, in 4 of those 20 years. Its best year was 1989, when it ranked #12,362 among girl names. It hasn't been given to 5 or more US babies in a year since 2008, so today it's a genuinely rare choice.
Origin:English namesScottish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1980s | 2.7 | 370,370 girls |
| 1990s | 0.3 | 3,571,429 girls |
| 2000s | 0.6 | 1,698,113 girls |
Other spellings of Illyssa
More English girl names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Unisex name: Harper · harp player
- Girl name: Elizabeth · God is my oath
- Girl name: Lily · lily flower
- Girl name: Lucy · light
- Girl name: Lainey · possibly light
- Girl name: Scarlett · scarlet red
Questions about the name Illyssa
What is the origin of the name Illyssa?
Illyssa has English, Scottish roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Illyssa a boy or girl name?
Illyssa is a girl name.
How popular is the name Illyssa?
Illyssa is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2008. It peaked at #12,362 in 1989.