And there could be more to come from the Williams clan, with Jesse's "baby" brother Ethan already weighing in at 107kg at the age of 16.
Ethan starts Year 11 at Cavendish Road State High School in two weeks, but come next year he hopes to be learning "math" in an American high school. Confident and determined, Ethan wants to be like big brother, "only better".
"I need to kill it in the gym and kill it on the field this year," said Ethan, who plays for the same Bayside Ravens that Jesse did.
Ravens coach Steve Box said Ethan had the build to make an impression on American scouts. "You can't teach someone to be big," Box said.
JW has one year left...He came from JUCO