Marcius may refer to: *

Marcius (family) The gens Marcia (), occasionally written Martia, was one of the oldest and noblest houses at ancient Rome. They claimed descent from the second and fourth Roman Kings, and the first of the Marcii appearing in the history of the Republic would see ...

, ancient Romans * ''Marcius'' (insect), a genus in family

Alydidae Alydidae, commonly known as broad-headed bugs, is a family of true bugs very similar to the closely related Coreidae (leaf-footed bugs and relatives). There are at least 60 genera and 300 species altogether. Distributed in the temperate and warme ...

See also