Juliana Viana Vieira

Juliana Vieira
Personal information
BornJuliana Viana Vieira
(2004-09-23) 23 September 2004
Teresina, Brazil
Height1.62 m (5 ft 4 in)
Sport
CountryBrazil
SportBadminton
HandednessRight
Women's singles & doubles
Highest ranking46 (WS, 6 August 2024)
49 (WD, with Sânia Lima 23 January 2024)
Current ranking61 (WS, 10 March 2026)
BWF profile
Medal record
Women's badminton
Representing  Brazil
Pan American Games
2023 Santiago Women's doubles
Pan Am Championships
2025 Lima Women's singles
Pan Am Mixed Team Championships
2023 Guadalajara Mixed team
2025 Aguascalientes Mixed team
Pan Am Female Cup
2020 Salvador Women's team
2022 Acapulco Women's team
2024 São Paulo Women's team
2026 Guatemala City Women's team
South American Games
2022 Asunción Women's singles
2022 Asunción Women's doubles
2022 Asunción Mixed team
South American Championships
2021 Joinville Women's singles
2021 Joinville Mixed team
Junior Pan American Games
2025 Asunción Mixed doubles
2025 Asunción Girls' singles
2021 Cali–Valle Girls' singles
Pan Am Junior Championships
2019 Moncton Mixed team
2021 Acapulco Mixed team

Juliana Viana Vieira (born 23 September 2004) is a Brazilian badminton player. She made her Olympic debut at the 2024 Summer Olympics, competing in the women's singles event. Vieira is the first Brazilian woman to win the women's singles title at the Pan Am Championships, an achievement she secured in 2025. Her career also includes three gold medals at the 2022 South American Games (in women's singles, women's doubles, and mixed team events), and a bronze medal in women's doubles at the 2023 Pan American Games.