According to the genealogy at the end of Ruth, who was the father of Boaz?

Answer: Salmon

The line runs Perez, Hezron, Ram, Amminadab, Nahshon, Salmon, Boaz, then Obed, Jesse, and David.

“Now these are the generations of Perez: Perez was the father of Hezron, Hezron was the father of Ram, Ram was the father of Amminadab, Amminadab was the father of Nahshon, Nahshon was the father of Salmon, Salmon was the father of Boaz, Boaz was the father of Obed,”— Ruth 4:18-21 (BSB)