Various websites estimate Day's net worth is around $20 million. This comes from a combination of his salary as Ohio State's head coach and varying sponsorships. Day is estimated to receive $5.69 million from brand endorsements per year. Notably, he has deals with Coca-Cola and Kroger.

Here's a look back at the Ryan Day-Lou Holtz feud and why the Ohio State football coach called out the Notre Dame legend in an interview in 2023

The Ohio State football team arrived in Atlanta on Friday, and it didn’t take long for us to hear from head coach Ryan Day and some of the team. Not only did Day provide some comments directly off the plane on the tarmac — which seems like an odd place to hold a press conference — but he came back on Saturday with some media availability as well.