Koiso is the surname of the following people
- Erkki Koiso (1934-2000), Finish ice hockey player
- Kuniaki Koiso (1880-1950), Japanese prime minister
- Noriko Koiso (born in 1974), Japanese basketball player
- Ryōhei Koiso (1903-1988), Japanese artist
This page lists people with the surname Koiso.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.