Lock vs Locklin
Lock vs Locklin: popularity history side-by-side from official U.S. Social Security birth records.
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Lock
| Total recorded births | 21 |
| Peak year | 1915 (#3661) |
| Years on the list | 4 |
| 10-year trend | — |
Locklin
| Total recorded births | 51 |
| Peak year | 2025 (#7479) |
| Years on the list | 8 |
| 10-year trend | +35.3% |
Figures are from the U.S. Social Security Administration Popular Baby Names dataset (public domain). Names with fewer than 5 recorded births in a year or state are suppressed by the source.