Nick Seither (born March 2, 1993) is an American former professional football defensive lineman who played in the Arena Football League (AFL) for the Cleveland Gladiators, Albany Empire, and Columbus Destroyers.

Seither attended Father Stephen T. Badin High School.

He played in 35 games during his career including 32 starts at defensive end.

As a senior in 2014, Seither was named a First Team All-American by the American Football Coaches Association.

[3] Source:[4] Seither invited to the Arizona Cardinals mini-camp in April, 2015 as an undrafted free agent,[6] but he failed to make the team.