Regina Wisniowiecka, also known as Regina Mohilianka or Raina Mohylianka was a Polish noble lady of Moldavian origin. She was a wife of Michał Wiśniowiecki and patron of Eastern Orthodox Christianity in the Polish–Lithuanian Commonwealth.
- Occupation
- patron of the arts
- Citizenship
- Polish–Lithuanian Commonwealth
- Born
- 1589, 1588
- Died
- 1619