There are too many players from Ohio to name here so I have provided a link to a list that I found.
There are 3 linebackers on the Rams from Ohio State
Ohio state university
Massillon, Ohio, has had 23 football players go on to play in the NFL.
There are 43 former Ohio State football players on active rosters in the NFL. The third most by any team in the NCAA.
Both teams have had many players play in the NFL Pro Bowl.
California, Texas, Florida, Ohio, Georgia, Lousiana
Ohio State University
Purdue then Notre Dame