Sibling names for Caspian
Names that sound like they belong in the same family as Caspian usually share its era. These sister and brother names rose and fell on a similar curve to Caspian, whose busiest decade was the 2020s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Caspian
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Lakelynn | #498 | 1,906 | 2020s | |
| Astraea | #1,796 | 412 | 2020s | |
| Elowyn | #299 | 2,706 | 2020s | |
| Amora | #247 | 4,846 | 2020s | |
| Vaani | #2,075 | 366 | 2020s | |
| Elara | #942 | 973 | 2020s | |
| Mihira | #2,804 | 276 | 2020s | |
| Juniper | juniper (the shrub) | #100 | 11,968 | 2020s |
| Kaylani | sea and sky (variant of Kailani) | #185 | 6,578 | 2020s |
| Novalynn | #1,755 | 518 | 2020s | |
| Huntley | #2,201 | 402 | 2020s | |
| Minha | #1,774 | 492 | 2020s |
Brother names for Caspian
Caspian's era
Caspian ranked #491 for boys in 2025, against #1,547 in 2015. Its best year was 2025, at #491. 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, Caspian included.
Girls: Elizabeth, Maria, Lydia, Julia, Miriam, Nina. Boys: Samuel, Anthony, Wesley, Vincent, Victor, Oscar.
Same era, but close to Caspian
These names follow Caspian's curve too, but we left them out above because they share a first letter or an ending with Caspian. Some parents like that echo; if you do, start here.
- Avyaan same ending as Caspian
How these were chosen
Each suggestion's share of US babies has followed a curve close to Caspian's since 1880, and its recent number of babies is within about twelve times Caspian's, so the names are in the same league. Names starting with the same letter as Caspian or with the same ending are left out, so the names go together without matching. Spellings of Caspian itself are excluded.