Cognomen 怡虎 (怡虎 
) , in all the world, is a very rare surname. The surname 怡虎 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 怡虎 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 怡虎 | China |