Question: Who is the paternal grandfather of Ban Yong?
Sentence (from "Ban Yong"): Ban Yong (died c. 128 CE), courtesy name Yiliao (宜僚), was the youngest son of the famous Chinese General, Ban Chao, and the nephew of the illustrious historian, Ban Gu who compiled the "Book of Han", the dynastic history of the Former Han dynasty.
Relevant evidence: Yes