Tools / Baby names / C
Callahan
BoyMeaning of Callahan: Irish: 'bright-headed'
Callahan is a boy's name most strongly associated with Irish naming. It has 8 letters and 3 syllables, and it is one of today's most-chosen names — 217th most popular boys' name in the United States in 2025 and 3688th in England & Wales.
US rank 2025
#217
1,682 babies in 2025
England & Wales 2024
#3688
5 babies in 2024
US babies since 1880
7,031
First recorded 1983 · peak 2025
Trend
rising
Style: popular
Popularity over time
Gender split
86% boys · 14% girls, based on US, UK and international usage.
Origins & cultures
More Irish boys' names
Irish · 1 syllable
US #1UK #70
Irish · 2 syllables
US #230UK #9
Irish · 1 syllable
US #91UK #132
Irish · 2 syllables
US #117UK #24
Irish · 2 syllables
US #42UK #41
Irish · 2 syllables
US #228UK #264
Irish · 2 syllables
US #28UK #175
Irish · 1 syllable
US #215UK #83
Irish · 2 syllables
US #64UK #145
Irish · 2 syllables
US #324UK #107
Irish · 2 syllables
US #146UK #371
Irish · 1 syllable
US #347UK #538
Other names starting with C
German · 2 syllables
US #52UK #119
German · 2 syllables
US #74UK #17
Greek · 3 syllables
US #71UK #204
Hebrew · 2 syllables
US #62UK #75
English · 2 syllables
US #36UK #103
Latin · 2 syllables
US #101UK #389
Scottish · 3 syllables
US #67UK #216
English · 2 syllables
US #25UK #139
Irish · 2 syllables
US #324UK #107
English · 2 syllables
US #190UK #169
Spanish · 2 syllables
US #158UK #968
Irish · 2 syllables
US #170UK #264