# Lillian name report

Canonical URL: https://mybabyeta.com/babynames/name/f/lillian
Data source: U.S. Social Security Administration public baby-name records
Latest year: 2025

## Summary
Lillian ranked #57 officially for girls in 2025. After combined spelling groups, it ranked #48.

## Official spelling
- Rank: #57
- Birth count: 3,966
- Rate per 10,000: 24.68

## Combined spelling group
- Group display: Lillian
- Rank: #48
- Birth count: 4,568
- Rate per 10,000: 28.42
- Official count multiplier: 1.15x

## Practical popularity
- Expected per class of 25: 0.03
- Expected per grade of 100: 0.14
- Expected per school of 300: 0.41
- Duplicate chance in grade of 100: 12.8%

## Trend
- Label: past peak
- Peak rate year: 1898
- Best rank year: 1897
- Latest rate as percent of peak: 23.8%

## Spelling components
- Lillian: 3,966 births
- Lilian: 537 births
- Lilliann: 39 births
- Liliann: 13 births
- Lillyan: 13 births

## Methodology notes
- Official SSA ranks treat each spelling separately.
- Combined ranks group spelling variants and recompute ranks by sex.
- State combined counts may be lower bounds when rare state spellings are suppressed.
- Full methodology: https://mybabyeta.com/babynames/methodology