Marcos springs from the spirited heart of Latin culture—he’s the Spanish and Portuguese cousin of ancient Roman Marcus, named for Mars, the fiery god of war, yet modern Marcos feels more like a charming striker than a gladiator. The name rolls off the tongue as “MAR-kohs,” and just saying it seems to summon sunshine, fútbol cheers, and the scent of fresh churros. He’s been quietly reliable on U.S. charts for a century, never a headline hog, but always on the field—much like that steady friend who shows up with a grin and a plan. Parents love Marcos for its blend of classic strength and easy warmth: it carries the fearless spark of Mars, the soulful rhythm of Latin streets, and a built-in nickname—Marco—that sounds ready for adventure. Hand a little boy this name and you’re handing him a passport stamped with courage, charisma, and a dash of salsa-flavored fun.
| Marcos Baghdatis, a Greek Cypriot former tennis pro and coach, reached the 2006 Australian Open final, the Wimbledon semifinals, and a career-high world No. 8 ranking before injuries affected his play. |
| Faustino Marcos Alberto Rojo is an Argentine professional footballer who plays as a defender for Racing Club de Avellaneda. |
| Marcos Cesar Pontes made history as the first South American in space and later served as Brazil's Minister of Science before becoming a federal senator. |
| Marcos de Niza, a Franciscan friar, sparked Coronado's expedition with his report of a wealthy city in the Southwest but was disgraced when no riches were found. |
| Marcos Senna was a former professional footballer celebrated for his exceptional passing, powerful long-range shots, and penalty expertise. |
| Marcos Witt is an American Christian singer and pastor widely recognized as one of the most influential figures in Spanish-speaking Christian music. |
| Marcos Alberto Angeleri is a retired Argentine footballer who played as a centre-back. |
| Marcos Kostenbader Valle is a Brazilian singer, musician, and songwriter famed for popularizing bossa nova in the 1960s through his diverse musical fusions. |
| Marcos Ramírez Fernández is a Spanish motorcycle racer competing for American Racing in the 2025 Moto2 World Championship. |
| Marcos Segundo Maturana Molina was a Chilean war hero from the War of the Pacific and an art collector who founded the National Museum of Fine Arts in Santiago. |
| Marcos Ayerza, a retired Argentine rugby union prop for Leicester Tigers and Argentina, earned the nickname "El Toro" for his passionate and aggressive play. |
| Marcos Senesi - Marcos Nicolás Senesi Barón is an Argentine centre-back who plays for Bournemouth in the Premier League. |
| Marcos Trabanco - Marcos García Trabanco is a Spanish footballer who plays as a right back or right winger for Caudal. |
| Marcos Maturana del Campo, born in 1802 in San Fernando, Chile, was a military and political leader who fought in the Chilean War of Independence and the War of the Confederation. |