Amerikas forente stater
- Seymour, en by i New Haven County, Connecticut
- Seymour, by i Jackson County, Indiana
- Seymour, Wayne County Town, Iowa
- Seymour, en by i Webster County, Missouri
- Seymour, folketellingsutpekt sted i Sevier County, Tennessee
- Seymour, fylkessetet til Baylor County, Texas
- Seymour, en by i County of Eau Claire, Wisconsin
- Seymour, en by i Lafayette County, Wisconsin
- Seymour, en by i Outagamie County, Wisconsin
Sør-Afrika
- Seymour, byen til den lokale kommunen Nkonkobe