Sibling names for Will
Names that sound like they belong in the same family as Will usually share its era. These sister and brother names rose and fell on a similar curve to Will, whose busiest decade was the 1880s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Will
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Matilda | might + battle | #365 | 3,750 | 1910s |
| Augusta | #3,215 | 220 | 1910s | |
| Effie | pet form of Euphemia; "well spoken of" | #2,245 | 402 | 1910s |
| Minnie | pet form of Wilhelmina, Mary and others | #3,060 | 286 | 1910s |
| Lizzie | pet form of Elizabeth | #2,145 | 418 | 1910s |
| Hattie | pet form of Harriet | #334 | 3,994 | 1910s |
| Etta | short form of Henrietta | #930 | 1,372 | 1920s |
| Lula | pet form of Louisa or Lucy | #1,937 | 552 | 1920s |
| Sallie | pet form of Sarah | #4,340 | 116 | 1910s |
| Ada | noble | #219 | 7,935 | 1910s |
Brother names for Will
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Otto | wealth, prosperity | #277 | 5,735 | 2020s |
| Hiram | #1,639 | 505 | 1920s | |
| Jess | short form of Jesse or Jessica | #5,299 | 107 | 1910s |
| Gus | #1,331 | 851 | 1920s | |
| Harry | home ruler (English form of Henry) | #775 | 1,716 | 1920s |
| Oscar | #223 | 8,580 | 2000s | |
| Amos | carried, borne (by God) (biblical) | #730 | 2,097 | 1920s |
| Percy | from Percy-en-Auge, Normandy | #1,279 | 622 | 1920s |
| Alonzo | noble and ready (variant of Alfonso) | #511 | 2,957 | 2010s |
Will's era
Will ranked #1,195 for boys in 2025, against #835 in 2015. Its best year was 1882, at #25. 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, Will included.
Girls: Elizabeth, Maria, Lydia, Cecilia, Julia, Miriam. Boys: Samuel, Anthony, Vincent, Calvin, Victor, Oscar.
How these were chosen
Each suggestion's share of US babies has followed a curve close to Will's since 1880, and its recent number of babies is within about twelve times Will's, so the names are in the same league. Names starting with the same letter as Will or with the same ending are left out, so the names go together without matching. Spellings of Will itself are excluded.