No, Zendaya is not related to Roc Royal.
Zendaya is known for her role as Rocky Blue on the Disney Channel show “Shake It Up,” where she starred alongside Bella Thorne.
Roc Royal (real name Craig Crippen Jr.) is a singer and was a member of the boy band Mindless Behavior.
There’s no family connection between them. It’s possible you might have seen them linked in some fan fiction or online rumors, but there’s no truth to it.