Sibling names for Kathryn
Names that sound like they belong in the same family as Kathryn usually share its era. These sister and brother names rose and fell on a similar curve to Kathryn, whose busiest decade was the 1950s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Kathryn
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Anne | grace, favor (from Hannah) | #619 | 2,473 | 1950s |
| Catherine | #314 | 4,847 | 1950s | |
| Claudia | #1,096 | 1,149 | 1950s | |
| Priscilla | from Prisca, 'old, ancient' (Latin) | #544 | 2,383 | 1940s |
| Nina | #324 | 4,856 | 1980s | |
| Myra | #663 | 2,438 | 1950s | |
| Ellen | #1,062 | 1,259 | 1950s | |
| Laura | laurel | #379 | 4,204 | 1960s |
| Teresa | #911 | 1,589 | 1960s | |
| Carmen | #389 | 3,673 | 1960s | |
| Sylvia | of the forest | #300 | 4,002 | 1950s |
Brother names for Kathryn
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Peter | rock, stone | #187 | 9,161 | 1950s |
| Philip | fond of horses | #528 | 3,055 | 1950s |
| Alan | #191 | 10,204 | 1950s | |
| Victor | conqueror | #211 | 8,636 | 1990s |
| Martin | of Mars | #335 | 5,477 | 1950s |
| Curtis | courteous | #985 | 1,357 | 1960s |
| Manuel | God is with us | #371 | 4,928 | 1990s |
| Carl | German form of Charles, 'man' | #1,134 | 1,102 | 1950s |
| Frederick | peaceful ruler | #435 | 3,348 | 1950s |
| Marshall | horse servant; later a high officer | #340 | 4,332 | 1950s |
Kathryn's era
Kathryn ranked #729 for girls in 2025, against #318 in 2015. Its best year was 1951, at #45. Names that rose and fell with it share its period feel, which keeps the set consistent.
Timeless names that go with any sibling
These names have been used steadily for a hundred years, so they sit comfortably next to a name from any era, Kathryn included.
Girls: Elizabeth, Maria, Lydia, Cecilia, Julia, Miriam. Boys: Samuel, Anthony, Wesley, Vincent, Calvin, Victor.
How these were chosen
Each suggestion's share of US babies has followed a curve close to Kathryn's since 1880, and its recent number of babies is within about twelve times Kathryn's, so the names are in the same league. Names starting with the same letter as Kathryn or with the same ending are left out, so the names go together without matching. Spellings of Kathryn itself are excluded.