The story behind Callahan
From Irish Ó Ceallacháin, from Ceallachán, diminutive of the given name Ceallach. Doublet of Kelly and Kellogg.
Pronunciation
English; dialect unspecified: /ˈkæləhæn/
Popularity
Callahan ranked #1748 in US for 2025.
Source: SSA national baby names
Names Similar to Callahan
Donovan
From Irish Ó Donndubháin (“descendant of (a person named) brown & black”), from donn (“brown”) and dubh (“black”).
- Gender
- masculine
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Kerrigan
Reduced Anglicized form of Irish Ó Ciaragáin (“grandson/descendant of Ciaragán”), a byname from a double diminutive of ciar (“black”).
- Gender
- feminine
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Cajetan
From the Latin Caiētānus (“inhabitant of Gaeta”), re-Latinized from Italian Gaetano, name of a saint.
- Gender
- masculine
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Cameron
From Scottish Gaelic Camshròn, from cam (“crooked, bent”) + sròn (“nose”). Compare Campbell, from Scottish Gaelic cam (“crooked”) + beul (“mouth”).
- Gender
- mixed
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Carolyn
A variant of Caroline with -lyn.
- Gender
- feminine
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Celestin
Borrowed from French Célestin, from célestin (“celestine”). Doublet of Celestine.
- Gender
- masculine
- Syllables
- 3 syllables
- Ending
- ends N
- same syllable count
- similar length
Middle Names for Callahan
Aidan
Name of an Irish saint, Anglicized from Irish Aodhán and Scottish Gaelic Aodhan, diminutives of Aodh (literally "fire", the name of a Celtic sun god).
- Gender
- mixed
- Syllables
- 2 syllables
- Ending
- ends N
- balanced syllable contrast
- good length contrast
Aiden
A male given name from Irish, variant of Aidan.
- Gender
- mixed
- Syllables
- 2 syllables
- Ending
- ends N
- balanced syllable contrast
- good length contrast
Aileen
A female given name from Irish, variant of Eileen.
- Gender
- feminine
- Syllables
- 2 syllables
- Ending
- ends N
- balanced syllable contrast
- good length contrast
Sibling Names for Callahan
Aidano
From English Aidan, from Irish Aodhán.
- Gender
- masculine
- Syllables
- 3 syllables
- Ending
- ends O
- shared origin connection
- balanced name length
Bridget
English form of the Irish saints' name Brighid, Brigid. Doublet of Bride.
- Gender
- feminine
- Syllables
- 2 syllables
- Ending
- ends T
- shared origin connection
- balanced name length
Brigid
From Irish Brighid, from Old Irish Brigit, from Proto-Celtic *Brigantī (“high, exalted”).
- Gender
- feminine
- Syllables
- 2 syllables
- Ending
- ends D
- shared origin connection
- balanced name length