Otávio Müller de Sá (born August 6, 1965), most known as Otávio Müller, is a Brazilian actor.
Most known for comical roles in television, such as in the Rede Globo's series Tapas & Beijos, he is also a stage actor, and film actor.
On theater, he starred in the monologue A Vida Sexual da Mulher Feia, and, on cinema, he won the Rio Film Festival Best Actor Award for The Gorilla.He was married to Preta Gil and had a son, Francisco.
Now, he is married to Adriana Junqueira with whom he had two daughters, Maria and Clara.