* "Civilized" is a subjective term: What defines "civilized" can vary greatly depending on cultural and historical contexts. It's not something that can be easily measured or defined.
* The Americas were already populated by numerous civilizations: When Europeans arrived, they encountered sophisticated societies in North and South America, like the Aztecs, Mayans, and Incas.
* "First" is complicated: There were people living in the Americas long before Europeans arrived. It's inaccurate to think of a single "first" civilized person.
Therefore, it's impossible to definitively say who the "first civilized American" was. This question highlights the problematic nature of imposing European ideas of "civilization" onto other cultures.
Instead of trying to pinpoint one individual, it's more accurate and respectful to acknowledge the rich history and diverse civilizations that already existed in the Americas before European contact.