Olavi Mannonen: key obituary facts
Is Olavi Mannonen dead? Yes. Olavi Mannonen died on March 31, 2019, at age 89.
Cause of death: Olavi Mannonen's cause of death has not been publicly confirmed.
What was Olavi Mannonen known for?
Olavi Mannonen was a Finnish modern pentathlete.
Finnish modern pentathlete
Died on Sunday March 31st 2019