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 | Callum | Callahan |
|---|---|---|
| Official rank | #118 | #227 |
| Combined rank | #108 | #222 |
| Rank difference | 10.0 | 5.0 |
| Multiplier | 1.1× | 1.0× |
| Rate per 10k | 19.4 | 9.3 |
| 1-in-N | 516.3 | 1,072.9 |
| Trend label | recently peaked | recently peaked |
| Expected per 100 | 0.1 | 0.0 |
| Expected per 300 | 0.3 | 0.1 |
| Latest as % of peak | 100.0% | 100.0% |
| Peak year | 2025 | 2025 |