Around the globe, อิสิวัชร (อิสิวัชร 
) is a very rare largely masculine, but seldom female given name. The forename อิสิวัชร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare mostly masculine, but infrequently feminine name.
| VARIANT | COUNTRY |
|---|---|
| อิสิวัชร | Thailand |