Isaiah Williams is a defensive back for the Illinois Fighting Illini. The 6'2", 200-pound true freshman from Houston, Texas, attended Fort Bend Marshall High School, where he was a four-year letterwinner under head coach James Williams. A three-star recruit, Williams recorded 194 tackles, including 114 solo tackles and 18 tackles for loss, during his high school career. He also had six interceptions, five sacks, and one fumble recovery. Williams was named All-district first team in 2025 and earned a spot on the Whataburger Super Team. He is majoring in kinesiology.

Illinois2019 — present