# Jack name report

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

## Summary
Jack ranked #15 officially for boys in 2025. After combined spelling groups, it ranked #16.

## Official spelling
- Rank: #15
- Birth count: 8,748
- Rate per 10,000: 51.22

## Combined spelling group
- Group display: Jack
- Rank: #16
- Birth count: 8,785
- Rate per 10,000: 51.43
- Official count multiplier: 1.00x

## Practical popularity
- Expected per class of 25: 0.07
- Expected per grade of 100: 0.26
- Expected per school of 300: 0.79
- Duplicate chance in grade of 100: 23.1%

## Trend
- Label: past peak
- Peak rate year: 1927
- Best rank year: 1929
- Latest rate as percent of peak: 45.2%

## Spelling components
- Jack: 8,748 births
- Jak: 22 births
- Jac: 15 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