Irish Players have played College Football since the 19th Century:
Below you will find a list of links to Irish Connections with the NCAA and NAIA stateside:
Division 1 Football Bowl Series and Division 1 Football Championship Series, were known as Division 1A and Division 1AA respectively. This was before the separation of the Big 5 Conferences in the FBS into the College Football Playoff.
NCAA Football Division 1 Football Bowl Subdivision College Football Playoff (Seasons):
NCAA Division 1 Football Bowl Sub-Division: