Bruna Yumi Takahashi (born 19 July 2000) is a Brazilian professional table tennis player. In April 2025, she reached world No. 16 in singles by ITTF, the all-time best ranking from a Brazilian on women's side. Among her greatest achievements in singles are reaching the quarter-finals of the 2025 Table Tennis World Cup, the round of 16 of the 2025 World Table Tennis Championships, being the best female player in the world from outside Asia in October 2025, and beating players from the world's top 10. She is currently the fourth best-ranked non-Asian in the ITTF/WTT singles ranking, and the second from the Americas, after Puerto Rico's Adriana Díaz.

Takahashi represented Brazil at the Summer Olympics three times since 2016. She has a sister, Giulia, who also plays table tennis at professional level.

In October 2013, Takahashi won the U13 Latin American Championship title in singles.

On November 1, 2015, she became a cadet World Champion, when she won the World Challenge title in the cadet category, in Sharm El-Shwikh, Egypt.

Takahashi won bronze in singles and gold in team at the 2016 Latin American Table Tennis Championships.

At 15 years old, Takahashi was the youngest athlete on Team Brazil at the 2016 Summer Olympics. As part of the Brazilian team, her only match was with the then current Olympic champion, Chinese Li Xiaoxia.

Takahashi participated in the adult World Championships for the first time in 2017, in singles and doubles.

At the 2017 Pan American Table Tennis Championships, she obtained four medals: bronze in singles and doubles, and gold in mixed doubles and team.