Surname Deeshan (Deeshan 
) , worldwide, is a rare last name. The surname Deeshan is habitual in Southern Asia, particularly Sri Lanka, where it is a rare surname, and India, where it is an extremely rare surname. Likewise, Deeshan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Deeshan | India, United States, Sri Lanka, South Africa |