Siblings Julianne Hough and Derek Hough have been with Dancing With the Stars since Season 4 and Season 5, respectively. After winning a whole slew of coveted Mirrorball trophies (he has six ...

Derek Hough became a judge on the show in Season 29. Julianne Hough also logged time at the judges’ table, starting in Season 19. She became DWTS‘s co-host in Season 32.