List of Famous people who born in 1984

Rony Mariano Bezerra, better known as Rony Jason, is a Brazilian professional mixed martial artist who competed in the Featherweight division of the Ultimate Fighting Championship. A professional MMA competitor since 2006, Bezerra was also the Featherweight winner of Globo's The Ultimate Fighter: Brazil. His nickname is based on Friday the 13th film character Jason Voorhees; he wears the Voorhees mask on his walk to the Octagon.

Kass Morgan, pen name of Mallory Kass, is an American author and editor, best known as the author of The 100, a dystopian science fiction book series for young adult readers. She attended Brown University, studying English and History, and later earned a Master's at Oxford in 19th century literature. She currently lives in New York City and works as a senior editor at Scholastic. Her parents are Sam Henry Kass and Marcia Bloom.

Marcos Pinheiro Pizzelli, commonly known as Marcos, is a former professional footballer. Born in Brazil, Marcos represented Armenia internationally between 2008 and 2019.

Daniel Flottmann is a German footballer who plays for SV Rödinghausen.

Márcio Vieira de Vasconcelos, known as Vieira, is an Andorran footballer who plays for Spanish club Atlético Monzón as a midfielder.

Matthew Ko Kwan-yin is a Hong Kong actor. In September 2014, Ko left TVB after his contract ended to later sign with Catchy Tone Artists in Mainland China.

Johnny Leoni is a Swiss former professional footballer who played as a goalkeeper.