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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

Swahili

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.

Bar and line chart: Kasai in the U.S., 1996–2025. Bars: boys given the name each year, most 437 in 2025. Line: rank among boy names, peak #639 in 2025.
  • Boys named Kasai (left scale)
  • Rank among U.S. boy names (right scale, #1 at the top)
By year, 1996–2025. Source: SSA. Download: PNG · SVG
Year-by-year table, 1996⁠–⁠2025 28 rows
Kasai: babies and rank among boy names in the U.S. by year
YearBabiesRankvs previous year
2025437639▲ 1,096
2024951,735▲ 486
2023642,221▲ 217
2022572,438▲ 337
2021452,775▼ 308
2020522,467▼ 405
2019702,062▲ 1,384
2018323,446▲ 547
2017263,993▲ 950
2016194,943▲ 803
2015155,746▲ 1,816
2014107,562▲ 1,227
201388,789▼ 1,739
2012117,050▲ 1,717
201188,767▲ 926
201079,693▲ 171
200979,864▼ 845
200889,019▼ 104
200788,915▼ 917
200697,998▼ 902
2005107,096▲ 1,831
200478,927▼ 3,050
2003125,877▼ 2,083
2002223,794▲ 5,449
200169,243▼ 1,827
200087,416▲ 458
199977,874back (not recorded in 1997–1998)
199659,015new

Kasai by state

Kasai ranks #114 in Delaware (2025).

Map: Kasai's 2025 rank among boy names in each U.S. state
Rank among boy names by state, 2025. Source: SSA. Download: PNG · SVG
Rank by state 26 states
Kasai: rank and babies by state, 2025
StateRankBabies
Delaware1149
Pennsylvania30437
Maryland36414
Mississippi3708
Michigan37523
South Carolina38513
Nevada3897
Virginia40819
Georgia41427
North Carolina43125
Louisiana45010
New York46336
New Jersey48815
Iowa4936
Florida51534
Massachusetts5558
Arkansas5555
Tennessee59212
Alabama6856
Ohio75011
Illinois75211
Minnesota8075
Texas82832
Missouri8695
Arizona9275
California1,04020