Jabarkan Martok dari Daftar karakter Star Trek

Martis Mother of Kes, wife of Benaren. Played by Rachel Harris.

Martus Mazur (DS9, "Rivals") El-Aurian who promoted gambling device that turned out to have strange effects on quantum probability

Dr. M'Benga (TOS) Assistant to Dr. McCoy

Marla McGivers Cohabitated with Khan

Ki Mendrossen (TNG, "Sarek") Assistant to Ambassador Sarek for the Legaran negotiations

Minuet, Riker's holodeck fantasy woman, created by the Bynars and reproduced by Barash

Moogie (DS9) Quark and Rom's mother

Morn, regular to Quark's bar, but never talks

James Moriarty, character created by Arthur Conan Doyle, becomes sentient in the holodeck

Crell Moset (VGR, "Nothing Human") Cardassian doctor, cured the Fostossa virus by experimenting on Bajorans. When B'Elanna Torres was invaded by a cytoplasmic lifeform, the Voyager EMH was assisted by a holographic reproduction of Dr. Moset, and the procedure was a success. But because Maquis crewmembers objected to Dr. Moset, the EMH decided to delete the program.