this is not enough info to help you. there are literally thousands of inmates with the last name "Lopez", first name "M"... and you also need to narrow down to the state they caught their charges in. Try vinelink.com to search around.
https://www.inmateaid.com/ask-the-inmate/hi-my-name-is-ivy-and-i-just-wanted-to-know-if-i-can-see-my-uncule-in-jail-and-it-39-s-my-b-day-on-the-30th-so-thats-39-why-im-asking-if-i-can-see-him-and-his-name-start-with-a-m-lopez#answer
Accepted Answer Date Created: November 21,2019