Tools / Baby names / K
Kostas
BoyMeaning of Kostas: Greek: 'constant'
Kostas is a boy's name most strongly associated with Greek naming. It has 6 letters and 2 syllables, and it is a genuinely rare and unique choice — 9456th most popular boys' name in the United States in 2025.
US rank 2025
#9456
7 babies in 2025
England & Wales 2024
—
Fewer than 3 babies or unlisted
US babies since 1880
372
First recorded 1961 · peak 1974
Trend
stable
Style: rare
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
More Greek boys' names
Greek · 4 syllables
US #30UK #36
Greek · 1 syllable
US #133UK #6
Greek · 2 syllables
US #4UK #8
Greek · 2 syllables
US #10UK #25
Greek · 3 syllables
US #17UK #45
Greek · 1 syllable
US #88UK #12
Greek · 3 syllables
US #71UK #204
Greek · 2 syllables
US #79UK #315
Greek · 1 syllable
US #147UK #100
Greek · 1 syllable
US #33UK #138
Greek · 3 syllables
US #116UK #211
Greek · 2 syllables
US #171UK #197
Other names starting with K
Hawaiian · 1 syllable
US #86UK #72
Irish · 2 syllables
US #228UK #264
Scottish · 2 syllables
US #307UK #968
American · 2 syllables
US #138UK #250
Arabic & Persian · 2 syllables
US #395UK #283
Hebrew · 2 syllables
US #310UK #308
Scottish · 2 syllables
US #512UK #651
American · 2 syllables
US #248UK #396
Irish · 2 syllables
US #394UK #664
American · 2 syllables
US #231UK #230
Irish · 1 syllable
US #409UK #204
Hawaiian · 1 syllable
US #254UK #206