Bo Jenner is your step-nephew and he is the son of Cayley Stoker and Brandon Jenner and he is the twin brother of Sam Jenner and he is the half-brother of Eva Jenner and he is the nephew of Brody Jenner and Casey Marino and Michael and Kendall Jenner and Kylie Jenner and Burt Jenner and he is the cousin of Honey Jenner and Francesca Marino and Isabella Marino and Luke Marino and Bodhi Jenner and Goldie Jenner and Stormi Webster and Aire Webster