Ilsa
Recorded for girlsMillennial2025 rank
#5,622
up +4,213 places
2025 births
22
up +12 births
All-time births
917
2% of them in 2025
More common than
89%
of all archived spellings recorded for girls, by lifetime births for that sex
- Peak year
- 2011
- 34 births
- Best rank
- #2,687
- in 1944
- First recorded
- 1943
- #4,402 that year
- Last recorded
- 2025
- still in the data
- Average birth year
- 1995
- weighted by recorded births
- Years recorded
- 73 of 146
- with gaps
Top five years
- 201134#4,288Peak
- 201331#4,571
- 201024#5,689
- 201924#5,358
- 200923#5,970
Rank over time
Inverted scale — nearer the top is more popular. Unrecorded years are left blank, not drawn as zero.
Best rank #2,687 in 1944 · peak births 34 in 2011
Births by decade
Where the name's whole run sits, with the best and worst rank it held in each decade
Trajectory by decade
Where Ilsa has ranked, decade by decade
The band spans each decade's best and worst rank; the line follows its best.
The boys' series
No boys have been recorded with this name.
Stated, not plotted as zero — the split bar and the unisex badge are omitted rather than drawn empty.