# Alison name report

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

## Summary
Alison ranked #476 officially for girls in 2025. After combined spelling groups, it ranked #58.

## Official spelling
- Rank: #476
- Birth count: 644
- Rate per 10,000: 4.01

## Combined spelling group
- Group display: Allison
- Rank: #58
- Birth count: 4,053
- Rate per 10,000: 25.22
- Official count multiplier: 6.29x

## Practical popularity
- Expected per class of 25: 0.03
- Expected per grade of 100: 0.12
- Expected per school of 300: 0.37
- Duplicate chance in grade of 100: 11.4%

## Trend
- Label: past peak
- Peak rate year: 1986
- Best rank year: 2009
- Latest rate as percent of peak: 38.0%

## Spelling components
- Allison: 2,564 births
- Alison: 644 births
- Alisson: 580 births
- Allyson: 203 births
- Allisson: 62 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://babynameranks.com/methodology