# Robby name report

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

## Summary
Robby ranked #4675 officially for boys in 2025. After combined spelling groups, it ranked #3665.

## Official spelling
- Rank: #4675
- Birth count: 22
- Rate per 10,000: 0.13

## Combined spelling group
- Group display: Robby
- Rank: #3665
- Birth count: 29
- Rate per 10,000: 0.17
- Official count multiplier: 1.32x

## Practical popularity
- Expected per class of 25: 0.00
- Expected per grade of 100: 0.00
- Expected per school of 300: 0.00
- Duplicate chance in grade of 100: 0.1%

## Trend
- Label: past peak
- Peak rate year: 1964
- Best rank year: 1964
- Latest rate as percent of peak: 7.3%

## Spelling components
- Robby: 22 births
- Roby: 7 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