Penn State quarterback Drew Allar runs as Ohio State defensive tackle Tyleik Williams, defensive tackle Ty Hamilton and defensive end JT Tuimoloau move in during the fourth quarter on Nov. 2, 2024. Joe Hermitt | [email protected] PennLive

As Ryan Day looks to hire his fourth defensive coordinator in seven seasons, here are potential candidates to replace Jim Knowles.

Here are three potential options who could fill the Ohio State Buckeyes' defensive coordinator vacancy in 2025.

Nittany Lions coach James Franklin seeks to make a bold move, hiring the architect of the Buckeyes' championship defense.

However, Knowles wasn’t in attendance. About an hour later, reports surfaced that Knowles is leaving Ohio State to serve as Penn State’s next defensive coordinator. The move leaves Day searching for a replacement. Here’s who he might consider as he enters his seventh season as the Buckeyes' head coach.

Oregon Ducks co-defensive coordinator Chris Hampton is being listed as a candidate for the Ohio State Buckeyes defensive coordinator job after Jim Knowles was hired away by the Penn State Nittany Lions and coach James Franklin.

One Ohio State reporter answered whether or not Buckeyes head football coach Ryan Day and the program's brain trust can rebound from losing defensive coordinator Jim Knowles to Penn State.

In hiring Jim Knowles, Penn State followed the adage: If you can't beat them, turn them to your side. While everyone in college football is already talking about Penn State's new defensive coordinator Jim Knowles, it's possible that not everyone is realizing how much his betrayal of Ohio State benefits his new club.

Here’s a round-up of the latest news pertinent to Ohio State’s defensive coordinator search. Former Wisconsin defensive coordinator — and interim head coach (2022) — Jim Leonhard seems to be staying put in the NFL.

The Penn State Nittany Lions pulled off a major coaching shake-up, luring defensive coordinator Jim Knowles away from the Ohio State Buckeyes. For Knowles, this move is a dream come true — he’s always wanted to be part of the Nittany Lions program.

Penn State announced Knowles signing to be their coordinator on Tuesday and one Buckeye confirmed what most people figured; the Buckeyes have taken exception to Knowles’ landing