Jeff Dwelle (born 1973) is an American bodybuilder who competes at the heavyweight class level.
A Texas native, Dwelle first gained prominence by winning the 2000 Lone Star Classic tournament. Moving to national competition, he placed twelfth in the 2002 National Bodybuilding & Fitness Championships and sixteenth in the 2003 United States Bodybuilding & Figure Championships.
Dwelle then took a six-year hiatus from competition, returning in 2008 to score first place in the NPC California State Bodybuilding and Figure Championships. He followed that with a fifth-place finish in the NPC Junior National Bodybuilding, Fitness & Figure Championships.
Outside of bodybuilding competitions, Dwelle is a personal trainer and fitness model. He has appeared on several magazine covers, most recently the July 2008 edition of Muscle & Fitness. He was also featured in a pair of bodybuilding video documentaries, "TexFlex 1" (1999) and "Trail to the Nationals – Men Part 2" (2002).