At a glance
- U.S. rank 2025
- #639 of boy names
- Babies in 2025
- 437 (0.024% of boys)
- Trend
- Rising #2,467 in 2020 to #639 in 2025
- Peak
- #639 in 2025
- First recorded
- 1996
Meaning of Kasai
Kasai, pronounced KAH-sigh, strides across linguistic borders with the unhurried confidence of a seasoned traveler: in Japanese it is written with characters that conjure the crackling intensity of “conflagration” (火災), while in Swahili it evokes the riverine heart of central Africa and, by affectionate extension, the stoker who feeds a steam engine’s furnace—a neatly circular metaphor that returns, once more, to flame. Scholars will note that both origins orbit the elemental locus of fire, suggesting a personality equal parts ardor and illumination; one might say the name burns without consuming, like a vigil candle in an ancient basilica. Demographers, meanwhile, observe a slow yet persistent ascent on American birth charts—from five registrations in 1996 to ninety-four in 2024—evidence that Kasai glows steadily rather than flaring out in a fashion-driven blaze. The name’s phonetic economy (two crisp syllables, a long final vowel) grants it the rhythmic elegance of a Latin dactyl, and parents who favor multicultural resonance may delight in the way it harmonizes samurai steel with the syncopated drums of the Congo Basin. Dry humorists might add that a child called Kasai can plausibly claim to be “on fire” in at least two languages, a boast both etymologically sound and playground effective. Thus, whether envisioned as a guardian of hearth, a river that nourishes, or a phoenix rising through academic rankings, Kasai offers a warm, incandescent moniker for a son destined to cast a steady light in many worlds.
How to pronounce Kasai
Japanese
- Pronounced KAH-sigh /ˈka.sai/
Swahili
- Pronounced kah-SIGH /kəˈsaɪ/
Popularity of Kasai in the U.S.
Kasai was the #639 boy name in the U.S. in 2025, with 437 babies. It first appears in the records in 1996.
- Rank among U.S. boy names (right scale, #1 at the top)
Year-by-year table, 1996–2025 28 rows
| Year | Babies | Rank | vs previous year |
|---|---|---|---|
| 2025 | 437 | 639 | ▲ 1,096 |
| 2024 | 95 | 1,735 | ▲ 486 |
| 2023 | 64 | 2,221 | ▲ 217 |
| 2022 | 57 | 2,438 | ▲ 337 |
| 2021 | 45 | 2,775 | ▼ 308 |
| 2020 | 52 | 2,467 | ▼ 405 |
| 2019 | 70 | 2,062 | ▲ 1,384 |
| 2018 | 32 | 3,446 | ▲ 547 |
| 2017 | 26 | 3,993 | ▲ 950 |
| 2016 | 19 | 4,943 | ▲ 803 |
| 2015 | 15 | 5,746 | ▲ 1,816 |
| 2014 | 10 | 7,562 | ▲ 1,227 |
| 2013 | 8 | 8,789 | ▼ 1,739 |
| 2012 | 11 | 7,050 | ▲ 1,717 |
| 2011 | 8 | 8,767 | ▲ 926 |
| 2010 | 7 | 9,693 | ▲ 171 |
| 2009 | 7 | 9,864 | ▼ 845 |
| 2008 | 8 | 9,019 | ▼ 104 |
| 2007 | 8 | 8,915 | ▼ 917 |
| 2006 | 9 | 7,998 | ▼ 902 |
| 2005 | 10 | 7,096 | ▲ 1,831 |
| 2004 | 7 | 8,927 | ▼ 3,050 |
| 2003 | 12 | 5,877 | ▼ 2,083 |
| 2002 | 22 | 3,794 | ▲ 5,449 |
| 2001 | 6 | 9,243 | ▼ 1,827 |
| 2000 | 8 | 7,416 | ▲ 458 |
| 1999 | 7 | 7,874 | back (not recorded in 1997–1998) |
| 1996 | 5 | 9,015 | new |
Kasai by state
Kasai ranks #114 in Delaware (2025).
Rank by state 26 states
| State | Rank | Babies |
|---|---|---|
| Delaware | 114 | 9 |
| Pennsylvania | 304 | 37 |
| Maryland | 364 | 14 |
| Mississippi | 370 | 8 |
| Michigan | 375 | 23 |
| South Carolina | 385 | 13 |
| Nevada | 389 | 7 |
| Virginia | 408 | 19 |
| Georgia | 414 | 27 |
| North Carolina | 431 | 25 |
| Louisiana | 450 | 10 |
| New York | 463 | 36 |
| New Jersey | 488 | 15 |
| Iowa | 493 | 6 |
| Florida | 515 | 34 |
| Massachusetts | 555 | 8 |
| Arkansas | 555 | 5 |
| Tennessee | 592 | 12 |
| Alabama | 685 | 6 |
| Ohio | 750 | 11 |
| Illinois | 752 | 11 |
| Minnesota | 807 | 5 |
| Texas | 828 | 32 |
| Missouri | 869 | 5 |
| Arizona | 927 | 5 |
| California | 1,040 | 20 |