From 1922, Judit Tóth participated in gymnastics competitions as an athlete of BBTE. In 1932, 1934 and 1936 she won the national championship in the individual all-around. At the 10th World Championships, held in 1934 in Budapest, where female gymnasts were able to take part in the world event for the first time. Judit Tóth won a silver medal as a member of the Hungarian team and finished in eighth place in the individual all-around.
In 1928 she participated in the Amsterdam Olympics as a member of the Hungarian gymnastics team. The Hungarian women’s team led after the first day, but fell back to fourth on the second as a result of the judges decisions In November 1932, the board of directors of the Association of Hungarian Gymnastics Associations (MOTESZ) donated a large bronze medal to the members of the gymnastics team, with five ringed enamels and the engraved inscription “In memory and compensation - 1928”.
Eight years later she was also the member of the Hungarian team, now winning the bronze medal in team event.
After her sports career she worked as a PE teacher and coach. In 1957, she earned a degree in coaching from the Institute of Sports Management and Coach Training.