Gayvoronskiy, Gayvoronskaya, and Gayvoronsko (may be spelled with an H depending on location) are Slavic surnames relating to Haivoron, Ukraine; meaning Son of, Daughter of, and Child of Haivoron.
This is a list of relevant men with the surname Gayvoronskiy or Hayvoronskiy; This is a list of relevant women with the surname Gayvoronskaya or Hayvoronskaya;