Cognomen Reehan (Reehan 
) , globally, is quite a rare last name. The cognomen Reehan is habitual in Maldives, where it is quite a common surname, Oman, where it is a rare surname, and United Arab Emirates. Measured by absolute frequency, it is commonest in Pakistan, Bangladesh, and Saudi Arabia. Likewise, Reehan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reehan | Bangladesh, Pakistan, India, Indonesia, Saudi Arabia |