Jonathan "Jack" Stanley Hodgins IV, Ph.D. is a character in the American television series, Bones. He is portrayed by T.J. Thyne. Hodgins is introduced to the series primarily as a forensic entomologist, as well as a botanist, mineralogist, forensic palynologist, and forensic chemist at the Jeffersonian Institute; his hobby is engaging in and discussing conspiracy theories.

Bones is an American police procedural comedy drama television series created by Hart Hanson for Fox. It premiered on September 13, 2005, and concluded on March 28, 2017, airing for 246 episodes over 12 seasons. The show is based on forensic anthropology and forensic archaeology, with each episode focusing on a Federal Bureau of Investigation (FBI) case file concerning the mystery behind human remains brought by FBI Special Agent Seeley Booth to Temperance "Bones" Brennan, a forensic anthropologist. It also explores the personal lives of the characters. The rest of the main cast includes Michaela Conlin, T. J. Thyne, Eric Millegan, Jonathan Adams, Tamara Taylor, John Francis Daley, and John Boyd.