Stephanie Balduccini (born 20 September 2004) is a Brazilian swimmer. She competed in the 2020 Summer Olympics at age 16.Stephanie Balduccini canta, dança e coleciona medalhas na natação de olho em Paris 2024 In the 100m freestyle, she finished 6th at the 2024 World Championships in Doha, and obtained a silver at the 2023 Pan American Games.
She is the daughter of Natalie, a British descendant who was born in Brazil, and Bruno. They both enrolled her in an English language school as a child, so the first language she learned was English, not Portuguese, which she later mastered.Stephanie Balduccini canta, dança e coleciona medalhas na natação de olho em Paris 2024 She began her career at Paineiras do Morumby club as a child.Stephanie Balduccini OTD Her first international experience came in 2019, with the South American Youth Championship.Aos 16, Stephanie Balduccini faz história na natação em Tóquio She stood out by winning the 50-metre freestyle event in Chile.Notas do terceiro dia do Campeonato Sul-Americano Juvenil In the 2020 Brasil Swimming Trophy, she won the 50m freestyle event in the skins format.STEPHANIE BALDUCCINI E LUCAS PEIXOTO VENCEM PROVAS DE 50M LIVRE DE SKINS DO TROFÉU BRASIL DE NATAÇÃO
International career 2020 Summer Olympics Balduccini qualified for Tokyo 2020 as the youngest Olympic swimmer in Brazil in 41 years (Ricardo Prado competed in Moscow in 1980 at the age of 15). The Paineiras club swimmer was responsible for the last partial, in Brazil's time-taking, at the Olympic selective in April at Parque Maria Lenk in Rio de Janeiro. She helped the team finish fourth in the world repechage, with a time of 3:38.59, and stamp their passport to Tokyo.Stephanie Balduccini, a mais jovem nadadora olímpica do país em 41 anos
At the 2020 Brazilian Olympic selective, she swam the 100 metre freestyle with a time of 55.03, a time that would be enough for a silver medal in the 2021 European Junior Championships.Stephanie Balduccini seria prata nos 100 livre do Europeu Júnior
At the 2020 Summer Olympics in Tokyo, Balduccini closed the Brazilian Women's 4 × 100 metre freestyle relay at heats, with a partial of 54.06 (the best in the team).
2021–24 In April 2022, she clocked a personal best of 1:57.77 to win the women’s 200 free at the Brazil Trophy, close to the South American record (1:57.28 obtained by Manuella Lyrio).Budapest 2022, Day 1 South America Recap: Balduccini, Costa Make History She also clocked 54.64 in the 100m freestyle, a time close to Larissa Oliveira's South American record of 54.03.Nova geração classifica 4x100m feminino para Mundial de natação
At the age of 17, she was at the 2022 World Aquatics Championships held in Budapest, Hungary. Participating in the Brazilian freestyle relay, formed by Ana Carolina Vieira, Giovanna Diamante, Balduccini and Giovana Reis, she finished in 6th place with a time of 3:38.10. This was the first time Brazil had qualified a women's relay for a World Aquatics Championships final since 2009, and the best placement of the country in this race in Worlds at all times. She became the first Brazilian to go sub-54 in the women’s 4x100 freestyle relay.Budapest 2022, Day 1 South America Recap: Balduccini, Costa Make History In the 200m freestyle, she qualified for the semifinals in 8th place, with a time of 1:57.81.Women's 200m free heats results Budapest 2022 In the semifinals, she finished in 12th place, with a time of 1:57.54, her best personal time, 0.26 s from the South American record, and the best placement in the history of Brazil in this competition at World Championships.Women's 200m free semifinals results Budapest 2022 In the 100m freestyle, she qualified for the semifinals in 15th place, with a time of 54.48.Women's 100m free heats results Budapest 2022 In the semifinals, she finished in 10th place, with a time of 54.10, her best personal time, 0.07 s from the South American record and the best placement in the history of Brazil in this competition at World Championships. Women's 100m free semifinals results Budapest 2022 In the Brazilian 4x200m freestyle relay, formed by Balduccini, Giovanna Diamante, Aline Rodrigues and Maria Paula Heitmann, she finished in 6th place with a time of 7:58.38. This was the best placement of Brazil in this race in Worlds at all times.Women's 4x200m free final results Budapest 2022Revezamento feminino fica em 6º no 4x200m livre em BudapesteAmericana é retirada de maca de piscina após final do nado artístico do Mundial In the 4 × 100 metre mixed freestyle relay, she finished 6th in the final, along with Gabriel Santos, Vinicius Assunção and Giovanna Diamante, breaking the South American record and equaling the best mark in Brazil obtained in 2015.Guilherme Costa avança a mais uma final e iguala recorde de Cielo e Prado no Mundial, veja dia positivo do Brasil In the 4 × 100 metre mixed medley relay, she finished 9th along with Guilherme Basseto, João Gomes Júnior and Giovanna Diamante.PARCIAIS E ANÁLISES TÉCNICAS DO BRASIL NO DIA 4 DE ELIMINATÓRIAS She also finished 19th in the Women's 200 metre individual medley.Women's 200m medley heats results Budapest 2022
At the 2022 FINA World Swimming Championships (25 m), in Melbourne, Australia, in the Women's 4 × 200 metre freestyle relay, she broke the South American record with a time of 7:48.42, along with Giovanna Diamante, Gabrielle Roncatto and Aline Rodrigues.Revezamento 4×200 livre feminino do Brasil bate recorde sul-americano e está na final Brazil's relay finished 7th in the final.Women's 4 × 200 metre freestyle relay Final results She also finished 8h in the Mixed 4 × 50 metre freestyle relay final,Mixed 4x50m Freestyle – Final – Results 9th in the Women's 4 × 100 metre freestyle relay,Women's 4 × 100 metre freestyle relay Heats results 16th in the Women's 100 metre freestyleWomen's 100 metre freestyle Semifinal results and in the Women's 200 metre freestyle,Women's 200m Freestyle – Heats – Results Summary 20th in the Women's 100 metre individual medley,Women's 100m Individual Medley – Heats – Results Summary 25th in the Women's 200 metre individual medleyWomen's 200m Individual Medley – Heats – Results Summary and 28th in the Women's 50 metre freestyle.Women's 50m Freestyle – Heats – Results SummaryBALANÇO FINAL DA CAMPANHA DO BRASIL NO CAMPEONATO MUNDIAL DE PISCINA CURTA DE MELBOURNE
At the 2023 World Aquatics Championships held in Fukuoka, Japan, she had a lower-than-expected participation, but reached the semifinals of the Women's 100 metre freestyle, finishing in 13th place. She also reached the final of the Women's 4 × 200 metre freestyle relay, finishing in 8th place and the final of the Mixed 4 × 100 metre freestyle relay, finishing in 6th place. She also finished 25th in the Women's 50 metre freestyle, 26th in the Women's 200 metre freestyle, 11th in the Women's 4 × 100 metre freestyle relay, 21st in the Women's 4 × 100 metre medley relay and 16th in the Mixed 4 × 100 metre medley relay. She left Brazil after the Fukuoka World Championships to begin studying and training at the University of Michigan.Stephanie Balduccini reconstrói confiança nos EUA e mira evolução até Paris
The 2023 Pan American Games held in Santiago, Chile, once again motivated the youngest swimmer on the Brazilian swimming team. There were five medals won, including a silver in the 100m freestyle, where she was defeated only by Olympic medalist Maggie Mac Neil, and a gold in the Mixed freestyle relay where she was directly responsible for the victory, closing the relay with a split of 53.43, taking almost 1 second difference to the US relay. She also won silver in the freestyle relay where Brazil almost broke the South American record, narrowly losing to the USA, and bronze in the freestyle and mixed medley relays.Stephanie Balduccini reconstrói confiança nos EUA e mira evolução até Paris
At the 2024 World Aquatics Championships, Balduccini managed to enter a World Championship final for the first time, in the 100 metre freestyle event. She qualified with a time of 54.07, her personal best, almost breaking the South American record. It was the first time that a Brazilian woman qualified for the final of this event at the World Championships. In the 100m freestyle final, Balduccini again broke her personal record, now with 54.05, finishing in a historic 6th place.100m freestyle semifinals Doha 2024Stephanie Balduccini faz melhor marca pessoal e é 6ª nos 100m livre do Mundial de Doha In the 4 × 200 metre freestyle relay, the team composed of Balduccini, Maria Fernanda Costa, Aline Rodrigues and Gabrielle Roncatto obtained a historic result, reaching 4th place, Brazil's best placement in this event at the World Championships, destroying the South American record with the mark of 7:52.71.Women's 4x200m Freestyle final Doha 2024Brasil é 4º nos 4x200m livre feminino, bate recorde The quartet formed by Balduccini, Costa, Rodrigues and Ana Carolina Vieira also finished 6th in the 4x100m freestyle, equaling Brazil's best result in world championships in this event.Maria Fernanda quebra recorde sul-americano e é 4ª colocada em final inédita ao lado de Gabrielle Roncatto
2024 Olympic Games At the 2024 Olympic Games in Paris, participating in the women's freestyle relay, she qualified for the final, finishing in 7th place.Brazil finishes seventh in the 4x200m, and Mafê Costa breaks individual South American record
2024-28 At the José Finkel Trophy, held in short course, in August 2024, she broke the South American record in short course (25m) in the 100m medley (1:00.15).Stephanie Balducinni breaks South American record at the José Finkel Trophy
At the Maria Lenk Trophy in April 2025, she broke the South American record for the 100m freestyle with a time of 53.87.Balduccini and Caribé break records and achieve index in the 100m freestyle; João Gomes also hits milestone She also won the 200m freestyle with a time of 1:56.43, significantly lowering her personal best and coming close to the South American record of Maria Fernanda Costa.Stephanie and Maria Fernanda guarantee index in the 200m freestyle for the World Championships in Singapore
During the 2025 Junior Pan American Games, Bulduccini won the gold medal at the 4 × 100 metre freestyle relay, competing alongside Fernanda Celidonio,Beatriz Bezerra and Julia Ariosa. In the Women’s 200 meter freestyle final, Balduccini won the gold medal and also set a new Junior Pan American record, completing the race in 1:58.83.
At the 2025 World Aquatics Championships, she finished 14th in the Women's 200 metre freestyle. Eliminada nos 100m livre, Stephanie Balduccini desabafa sobre críticas nas redes sociais: "Prometi que não ia chorar"
At the 2026 Pan Pacific Swimming Championships, she finished 8th in the 200m fresstyle Guilherme Caribé é bronze nos 50m borboleta do Pan Pacífico and 11th in the 100m freestyle. Guilherme Caribé conquista segunda medalha de bronze do Brasil no Pan-Pacífico
Personal bests
+ Long course Event Time Meet Date 50 m freestyle 25.252023 Pan American Games24 October 2023 100 m freestyle 53.872025 Maria Lenk Trophy23 April 2025SA 200 m freestyle 1:56.432025 Maria Lenk Trophy22 April 2025
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