Warlike or dedicated to Mars
Marcio is the Portuguese form of the Roman name Marcius, which is derived from the name of the Roman god of war, Mars. It has long been a staple in Lusophone countries like Brazil and Portugal, though it remains rare in the United States. The name carries a sense of strength and historical weight, often associated with vitality and protection.
About 6 boys were named Marcio in 2025.
US births per 5-year period, 1990–present (SSA data).
Professional basketball player
Brazilian actor and television host
Award-winning Brazilian architect