* Owen Hart: Sadly, Owen passed away in 1999 during a tragic accident at a WWE event.
* Bruce Hart: Bruce is also a wrestler, and was known for his time in Stampede Wrestling, the family's promotion.
* Keith Hart: Keith worked as a wrestler and trainer, also in Stampede Wrestling.
Brett also has a sister, Alison Hart.
It is worth noting that the Hart family is a large and complex one, with many relatives who have been involved in the wrestling business over the years. This list focuses on Brett's immediate siblings.