| Meaning | handsome, good-looking |
| Origin | English, Gaelic, Irish |
| Gender | Boy |
| Popularity | Moderate |
| Length | 6 |
| Syllables | 2 |
| Syllabification | Cul-len |
Picture a name that feels like discovering something rare and valuable—that's Cullen. It stands out without shouting for attention, offering uniqueness balanced with familiarity. Cullen brings to mind strength tempered with warmth, someone capable yet approachable. The hard consonants give it structure while the softer sounds keep it friendly. For parents wanting their son to have a name that sets him apart from the crowd without venturing into unfamiliar territory, Cullen delivers perfectly. It's the kind of name that grows beautifully from infancy through adulthood, working equally well for a curious toddler and a confident professional. The distinctive quality means your child likely won't share his name with multiple classmates, yet it remains easy to pronounce and remember. Cullen carries an understated confidence that doesn't demand attention but naturally commands respect wherever it goes.
| Cul |
| Cully |
| Len |
| Lennie |
| Cullen Jones | American Olympic swimmer and gold medalist |
| Cullen Landis | American actor from the silent film era |
| Cullen Bryant | American poet and lawyer |
| Cullen Loeffler | American former NFL long snapper |
| Cullen Finnerty | American college football player |
| Cullen Neal | American basketball player |
| Cullen VanLeer | American basketball player |
| Cullen Jenkins | New Zealand rugby player |
| Cullen Akin | Australian rugby player |
| Cullen Bailey | English cricketer |
| Cullen Omori | American musician and former member of Smith Westerns |
| Cullen Andrews | Australian journalist and TV presenter |
| Cullen McDonald | Australian Paralympic athlete |
| Cullen Bohannon | American Confederate soldier and character from TV series "Hell on Wheels" |
| Cullen Rutherford | Fictional character from the video game "Dragon Age - Inquisition" |
| Cullen Carmichael | Character from the movie "Happy Death Day" |
| Cullen Tate | Character from the TV series "The Village" |
| Cullen Cain | Character from the book "Shiver" by Maggie Stiefvater |
| Cullen Murphy | Character from the comic series "Prince Valiant" |