Dinsmore may refer to:
- places
- Dinsmore, Arkansas
- Dinsmore, California
- Dinsmore, Saskatchewan
- Dinsmore Township, Shelby County, Ohio
- people
- Dinsmore Alter, (1888-1968), American astronomer and meteorologist
- Charles Dinsmore (1903-1982), Canadian professional ice hockey player
- Bruce Dinsmore, Canadian actor
- Duke Dinsmore (1913-1985), American racecar driver
- Hugh A. Dinsmore (1850-1930), U.S. Representative from Arkansas
- Nick Dinsmore (1975- ), American wrestler
- structures
- Dinsmore Airport (disambiguation)
- Dinsmore Bridge, in Richmond, British Columbia
- Dinsmore Homestead, in Kentucky
- other uses
- Dinsmore & Shohl, American law firm
- Elsie Dinsmore, children's book series