Daynara Lopes Ferreira de Paula (born July 25, 1989, in Manaus, Amazonas, Brazil) is a Brazilian butterfly swimmer.

[1][2] Rooted in São Caetano do Sul as a child, at 11 years old, she won sponsorship to compete across the country.

At 18, she won her Olympic berth in the last Brazilian trials, the Maria Lenk Trophy in Rio de Janeiro.

[22] At the 2013 World Aquatics Championships in Barcelona, in the 4×100-metre freestyle, she broke the South American record, with a time of 3:41.05, along with Larissa Oliveira, Graciele Herrmann and Alessandra Marchioro.

[27] At the 2014 Pan Pacific Swimming Championships in Gold Coast, Queensland, she finished 5th in the 4x100-metre freestyle relay, along with Graciele Herrmann, Etiene Medeiros and Alessandra Marchioro; 5th in the 4x100-metre medley relay, along with Graciele Herrmann, Ana Carla Carvalho and Etiene Medeiros; 12th in the 100-metre butterfly; and 19th in the 50-metre freestyle.

[28] At the 2014 FINA World Swimming Championships (25 m) in Doha, Qatar, Daynara de Paula broke the South American record in the semifinals of the Women's 50 metre butterfly, with a time of 25.54.