How many siblings or family have danced on Dancing with the Stars?

Several family members have participated in "Dancing with the Stars." Notably, siblings Julianne and Derek Hough both competed on the show, with Julianne winning twice and Derek winning multiple times. Additionally, the show has featured other family pairs, such as the Chmerkovskiy brothers, Maksim and Val, who have also made significant impacts on the competition. Other relatives of contestants have occasionally appeared as well, adding to the familial connections within the show's history.