Md. Code, Estates and Trusts § 11–114

(a) Unless good cause is shown for the appointment, a court may not appoint, as a guardian of the person of a minor or disabled person, a person who has been convicted of:

(1) A felony;

(2) A crime of violence, as defined in § 14–101 of the Criminal Law Article;

(3) Assault in the second degree; or

(4) A sexual offense in the third or fourth degree or attempted rape or sexual offense in the third or fourth degree.

(b) Unless good cause is shown for the appointment, a court may not appoint, as a guardian of the property of a minor or disabled person, a person who has been convicted of a crime that reflects adversely on an individual’s honesty, trustworthiness, or fitness to perform the duties of a guardian of the property of a minor or disabled person, including fraud, extortion, embezzlement, forgery, perjury, and theft.