Dennis Gardeck Stats & Bio | Jaguars Linebacker

About Dennis Gardeck

Dennis Gardeck is a linebacker for the Jacksonville Jaguars, wearing jersey number 47 and bringing relentless energy to the field at 6'0" and 232 pounds. Born on August 9, 1994, in Lake in the Hills, Illinois, Gardeck developed his football foundation at Crystal Lake South High School before taking his talents to the University of Sioux Falls, a smaller program that helped shape his determined, underdog mentality. Despite going undrafted, Gardeck carved out a professional career through exceptional effort and an aggressive playing style that has made him a standout on special teams and a valuable contributor at the linebacker position. His journey from a Division II college program to the NFL reflects the kind of perseverance that earns respect throughout the league. Dennis Gardeck continues to prove that dedication and hard work can overcome any obstacle.

Updated: Mar 10, 2026