Olena Grechanina: key obituary facts
Is Olena Grechanina dead? Yes. Olena Grechanina died on January 16, 2026, at age 90.
Cause of death: Olena Grechanina's cause of death has not been publicly confirmed.
What was Olena Grechanina known for?
He was known as Ukrainian scientist.
Ukrainian scientist
Died on Friday January 16th 2026