Diamantino Iuna Fafé (born 10 June 2001) is a Bissau-Guinean freestyle wrestler.

He competed in the men's 57 kg event at the 2020 Summer Olympics held in Tokyo, Japan.

[3] In 2019, he competed in the 57 kg event at the World Wrestling Championships held in Nur-Sultan, Kazakhstan where he was eliminated in his first match by Yuki Takahashi of Japan.

[5][6] He won one of the bronze medals in his event at the 2022 African Wrestling Championships held in El Jadida, Morocco.

[7][8] He competed in the men's freestyle 57 kg event at the 2024 Summer Olympics in Paris, France.