Sibling names for Kasai
Names that sound like they belong in the same family as Kasai usually share its era. These sister and brother names rose and fell on a similar curve to Kasai, 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 Kasai
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Aylani | #293 | 2,225 | 2020s | |
| Rynlee | #755 | 721 | 2020s | |
| Madisson | son of Matthew (or of Maud) | #319 | 1,489 | 2020s |
| Nyari | #1,495 | 369 | 2020s | |
| Elowyn | #299 | 2,706 | 2020s | |
| Scottie | pet form of Scott ('a Scot') | #126 | 4,743 | 2020s |
| Analeia | #514 | 1,102 | 2020s | |
| Romy | #698 | 1,193 | 2020s | |
| Clover | clover, the plant | #517 | 2,200 | 2020s |
| Anya | pet form of Anna ('grace') | #375 | 3,536 | 2000s |
Brother names for Kasai
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Akari | light, brightness (one spelling) | #542 | 890 | 2020s |
| Eziah | #610 | 790 | 2020s | |
| Neithan | #723 | 648 | 2020s | |
| Colsen | son of Coll (Nicholas) | #566 | 1,203 | 2020s |
| Eiden | variant of Aidan, 'little fire' | #537 | 1,363 | 2020s |
| Callahan | descendant of Ceallachán | #227 | 4,120 | 2020s |
| Coast | coast, seashore | #875 | 681 | 2020s |
| Brewer | one who brews ale or beer | #804 | 792 | 2020s |
Kasai's era
Kasai ranked #639 for boys in 2025, against #5,876 in 2015. Its best year was 2025, at #639. 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, Kasai included.
Girls: Elizabeth, Maria, Lydia, Cecilia, Julia, Miriam. Boys: Samuel, Anthony, Wesley, Vincent, Calvin, Victor.
Same era, but close to Kasai
These names follow Kasai's curve too, but we left them out above because they share a first letter or an ending with Kasai. Some parents like that echo; if you do, start here.
How these were chosen
Each suggestion's share of US babies has followed a curve close to Kasai's since 1880, and its recent number of babies is within about twelve times Kasai's, so the names are in the same league. Names starting with the same letter as Kasai or with the same ending are left out, so the names go together without matching. Spellings of Kasai itself are excluded.