Rosamaria Montibeller (Nova Trento, April 9, 1994) is a Brazilian volleyball player. She was part of the Brazilian U23 World Champion Team in 2015, in which she was awarded the best opposite of the tournament.
Playing for the main national team, Rosamaria won gold at the 2017 South American Championship in Colombia. In that same year she also won the last edition of the Grand Prix in China and was runner-up at the World Championship Cup in Japan.

She currently plays for Igor Gorgonzola Novara Volley, Italy.

Rosamaria is a high performance athlete with outstanding charisma. Wherever she goes, she leaves her trademark.