What does ma de jesus mean in spanish?

Mª in spanish is the abbreviated version of the name "María" (Mary) , so "Mª de Jesús" or just "María Jesús", are women's names.

If you actually mean "ma de Jesús", "ma" is an abbreviation of "madre" (mother) or "mamá" (mom). In this case "ma de Jesús" mean "Mother of Jesus", although it is not common to say "ma de Jesus" this way.