Columbian
- 2-4-2
- British Columbia
- Christopher Columbus
- Colombia (disambiguation)
- Colombian (disambiguation)
- Colombiana (disambiguation)
- Colombina (disambiguation)
- Colombine (disambiguation)
- Colombino (disambiguation)
- Columbia (disambiguation)
- Columbiad (disambiguation)
- Columbian (Milwaukee Road train)
- Columbian (typography)
- Columbian High School
- Columbian Issue
- Columbian Magazine
- Columbian Period
- Columbian School (disambiguation)
- Columbiana (disambiguation)
- Columbina (disambiguation)
- Columbine (disambiguation)
- Demonyms for the United States
- Knights of Columbus
- Olympia Pioneer and Democrat
- Pre-Columbian era
- Sternwheeler Columbian disaster
- The Columbian
- The Columbian (Chicago)
- The Columbian Orator
- The Columbian Theatre
- World's Columbian Exposition