Worldwide, Isner (Isner 
) is a very rare predominantly boy's, but very seldom girly first name. The forename Isner is habitual in Eastern Asia, particularly China, where it is an extremely rare boy's name. More prevalently, Isner is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Isner | Germany, Switzerland, United States, Canada, France |
| mack isner college basketball player (1952–1954) West Virginia |
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| jost isner CH |
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