Bruna Grigoriadis Orphao (born March 10, 1999), best known as Bruna Griphao (), is a Brazilian actress. She was born and raised in Rio de Janeiro, Brazil. Griphao is fluent in Portuguese, and Greek. Her maternal grandparents are from Greece and Chile.
In Big Brother Brasil 23, Bruna came out as heteroromantic bisexual and demisexual.