Family name Istina (Istina 
) , worldwide, is a rare last name. The last name Istina is habitual in Romania, where it is a rare surname, Indonesia, and Malaysia, where it is a very rare surname. In absolute terms, the name is most common in Indonesia, Romania, and India. Also, Istina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Istina | Senegal, Philippines, India, Romania, Indonesia |