Isan (disambiguation)
- Esan (disambiguation)
- Guishan Lingyou
- InStore Audio Network
- Institute for Spectroscopy Russian Academy of Sciences
- International Society for Autonomic Neuroscience
- International Standard Audiovisual Number
- Isa (disambiguation)
- Isan
- Isan (band)
- Isan (town)
- Isan Díaz
- Isan Reynaldo Ortiz Suárez
- Isan language
- Isan people
- Isani (Tbilisi Metro)
- Saint Isan
- Yopno language