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

Barrett quickly transitioned into coaching following the end of a college football career that spanned from 2013-17. He had a short NFL career spending time with the New Orleans Saints (twice), Seattle Seahawks and Pittsburgh Steelers from 2018-19. Then spent a season in the CFL with the Edmonton Elks in 2022.

Ryan Day is once again dealing with the consequences of success in college football after leading Ohio State to a national championship.

The Bucknuts team has its finger on the pulse of Ohio State transfer portal news, recruiting, coaching staff moves and more

The departure of defensive coordinator Jim Knowles adds a challenge for Ohio State, which was already dealing with heavy roster turnover on defense.

With the 2024 college football season over, here's a look at Ohio State football's 2025 schedule, including dates for the Buckeyes' biggest games:

Penn State could be college football's next big thing after poaching Ohio State's ace defensive coordinator following their national championship win.

Jim Knowles is expected to take the same position at Penn State, as first reported by Yahoo Sports' Ross Dellenger. The two sides are finalizing a three-year deal reportedly worth $3.1 million per season, making him the first college football coordinator to earn an annual salary of at least $3 million.

According to reports, Penn State is finalizing a deal to lure defensive coordinator Jim Knowles away from Ohio State.

After having their season ended at the hands of the Ohio State Buckeyes at the Cotton Bowl, the Texas Longhorns could reportedly be looking toward Col