This individual has no known canonical name.  While the information presented is canonical, the individual described lacks an official name, thus the title is conjecture.

Ronon Dex's grandfather is a male Satedan and the grandfather of Ronon Dex. He taught Ronon how to hunt before contracting Second Childhood. Ronon and his family took him to the Shrine of Talus to live one last day as himself. (SGA: "The Shrine")