Spellings
Louisa or Luisa?
In the US in 2025, 58% of babies in this name family were spelled Louisa and 42% Luisa. Same name, slightly different impression: here are the figures for each spelling.
Louisa58% of the family407 born in 2025#694 among girls+34% since 2015Luisa42% of the family294 born in 2025#902 among girls+31% since 2015
Ten years ago
Louisa already led in 2015, with 57% of the family's births; it has 58% in 2025. All spellings together, the family went from 527 to 701 births (+33%).
| Spelling | 2015 | 2025 | Change |
|---|---|---|---|
| Louisa | 303 | 407 | +34% |
| Luisa | 224 | 294 | +31% |
How they sound
- Louisa /luˈisə/ (loo-EE-suh)
- Luisa /luˈisɑ/ (loo-EE-sah)
In France
In France in 2025: Louisa 415 births (#122 among girls) and Luisa 70 births (#589 among girls).
Sources: Social Security Administration (SSA), Insee (France), 2025 data. How we calculate these figures.
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