Name comparison
Compare names
Compare national popularity curves, combined-spelling ranks, trend signals, and practical duplicate estimates.
National popularity over time
Combined-spelling rank, U.S. national history. Lower ranks are more popular.
Quick verdict
Fast takeaways from the current comparison. Click a card to open that name report.
Detailed metrics
Sortable side-by-side values. Highlighted cells mark the strongest value for that row.
| Metric | Callahan | Thomas |
|---|---|---|
| Official rank | #227 | #34 |
| Combined rank | #222 | #36 |
| Rank difference | 5.0 | -2.0 |
| Multiplier | 1.0× | 1.0× |
| Rate per 10k | 9.3 | 40.5 |
| 1-in-N | 1,072.9 | 246.9 |
| Trend label | recently peaked | past peak |
| Expected per 100 | 0.0 | 0.2 |
| Expected per 300 | 0.1 | 0.6 |
| Latest as % of peak | 100.0% | 15.8% |
| Peak year | 2025 | 1951 |