The birth of Kostantinos Efstathiou

Kostantinos Johnjerome Efstathiou was born on June 26, 1984 in Los Angeles County, California.

His father's last name is Efstathiou, and his mother's maiden name is Castrogiovanni. If Kostantinos is still alive, he's now years old.

His potential siblings include Kalani (born 1988).