Mark Dalton (born Jeramy James Sons, also known as Jeremy James Sons and Jeremy James Son) is an American pornographic actor who has appeared in gay pornographic movies and pornographic magazines. His work in gay porn films to date has not involved any sexual acts with another man; Dalton has only masturbated on screen.

An avid bodybuilder, Dalton has appeared in bodybuilding magazines as well as erotic and/or pornographic publications. According to his website, Dalton's appearances in adult magazines have not been limited to gay publications; the site states that he appeared on the back cover of an issue of Playgirl magazine and was included in its "100 Sexiest Men Alive" in 2002, ranking in the top 50.

The Dallas Voice reported in August 2006 that Dalton and fellow porn performer Zeb Atlas were making a film that they hoped to release by December 14. Dalton hails from Denton, Texas and his agent said that parts of the project were to be filmed in North Texas. Mark Meets Zeb: The Texas Two Step was released in Summer 2007. Currently Dalton is playing the field as a free agent, looking for more film opportunities to satisfy his devoted fans.