Brooke Weiner got her start in gymnastics at the age of five taking recreational classes for fun. Brooke loved gymnastics right away and quickly began progressing. Brooke began competing as a level 4 at age 7 during the 2016-2017 season with Infiniti Elite Gymnastics. Brooke competed her first meet at the Big Apple Holiday Classic and finished in the top 5 on vault and floor. In her first year of competitive gymnastics, Brooke qualified to the New York State Championships and finished in the top 15 on floor.

Following her level 4 season, Brooke tested out of level 5 and competed level 6 during the 2018 season. Brooke kicked off her season at the Brestyan's Invitational where she took seventh on vault. Brooke continued to improve throughout the season and went on to take fourth on floor and sixth on bars at the New York State Championships.

After competing level 6, Brooke began training at Gold Medal Gymnastics Huntington. Brooke competed level 7 during the 2019 season and began her season at the Hill's Maryland Classic where she finished seventh on floor. Brooke had her best meet of the season at the SCEGA California Classic where she finished third on beam and fourth all around. Two weeks later at the New York State Championships, Brooke finished eighth on vault and floor.

Brooke kicked off her 2019-2020 season competing level 7. At her first meet of the season, Winterfest, Brooke finished ninth on bars. Three weeks later at the World Class Invitational, Brooke won the vault title. Brooke was able to compete two more meets before the season was canceled due to COVID-19.

Currently, Brooke trains 30 hours per week under coaches Barbara Teiss and Adrian Dominguez at Gold Medal Gymnastics Huntington. Brooke's goal for the 2021 season is to qualify to the Region 6 Championships and compete at an elite compulsory qualifier. In the future, Brooke hopes to earn a college scholarship for gymnastics.