Brendan Hansen, a former competitive swimmer from the United States, made his international debut in 1999 at the World Short Course Championships in Hong Kong, China. Known by his nickname "B," he has had a distinguished career in swimming, earning the title of Swimmer of the Meet at the 2004 World Short Course Championships.

| Season | Event | Rank |
|---|---|---|
| 2012 | Men 4 x 100m Medley Relay | G Gold |
| 2012 | Men 100m Breaststroke | B Bronze |
| 2008 | Men 4 x 100m Medley Relay | G Gold |
| 2008 | Men 100m Breaststroke | 4 |
| 2004 | Men 4 x 100m Medley Relay | G Gold |
| 2004 | Men 100m Breaststroke | S Silver |
| 2004 | Men 200m Breaststroke | B Bronze |
Hansen's career has been marked by significant achievements. He competed for the United States and earned numerous accolades. His most influential figures in his career have been his parents. He also has famous relatives in swimming; his older brother Sean is a coach, and his younger sister Megan competed at Southern Connecticut State University.
In 2013, Hansen injured his ankle but continued to stay active in the sports community. He retired from competitive swimming after the 2008 Olympic Games due to a lack of motivation. However, he returned to swimming for fun in January 2011 and sought advice from his coach and wife about making a professional comeback.
Hansen's wife, Martha, played a crucial role in his decision to return to swimming. She asked him if he would be frustrated at 40 if he did not get back into the sport. Her encouragement led him to resume training. Hansen retired for a second time after competing in the 2012 Olympic Games in London.
Currently residing in Austin, TX, Hansen works as a coach and motivational speaker. He enjoys hobbies such as hunting, fishing, camping, going to the lake, and photography. He continues to inspire many with his journey and dedication to sports.
Hansen has some unique pre-race rituals. He always splashes water from the pool on himself before a race. This ritual has been a part of his routine throughout his swimming career.
Hansen's contributions to swimming have been widely recognised. Apart from being named Swimmer of the Meet in 2004, he has left an indelible mark on the sport through his dedication and achievements.
Brendan Hansen’s story is one of perseverance and passion for swimming. His journey from retirement to making a comeback serves as an inspiration for many aspiring athletes worldwide.
Brendan Hansen, a former competitive swimmer from the United States, made his international debut in 1999 at the World Short Course Championships in Hong Kong, China. Known by his nickname "B," he has had a distinguished career in swimming, earning the title of Swimmer of the Meet at the 2004 World Short Course Championships.