Rudyard Fonescu is a cult member and a bookstore owner. He serves as a minor antagonist in Season 2.

Rudyard is the owner of the Occido Lumen since when he was a little boy. In 1966 Abraham Setrakian and Eldritch Palmer met him in an ancient castle in Vienna, Austria. his ear got burnt in the oven by his father to keep out the evil sprits.

Later in 2015 he makes a deal with Alfonzo Creem about the book. In the last episode of The Strain he is seen sitting next to Zach Goodweather, Ephraim Goodweather, and Nora Martinez in the train. When the train started get attacked by the Feelers and the vampires he got struck in the head when he got up Zack saw all of his cash inside his briefcase as it opened during inpact Rudyard looked at him back and closed his briefcase as Nora and Zack make their way out of the train. As the vampires invaded the train, it is unknown what happened to him after.