Kylie Jenner brothers
Brody Jenner (half-brother, same dad),
Brandon Jenner (half-brother, same dad),
Robert Kardashian Jr (half-brother, same mom)
Kylie Jenner sisters
Kendall Jenner,
Casey Jenner (half-sister,
same dad),
Kourtney Kardashian (half-sister,
same mom),
Kim Kardashian (half-sister,
same mom),
Khloe Kardashian (half-sister,
same mom)