Mariss is of Latin origin and means 'of Mars', referencing the Roman god of war. It's a unisex name, often used for both boys and girls. In some cases, it may also be considered a diminutive form of the feminine name Maria. The name Mariss has been used sporadically throughout history but gained popularity in the late 20th century.
Mariss is not a particularly popular name, with only 10 recorded births between 1991 and 1994.