Héctor Izaguirre is not mentioned in the provided text, which lists Latin American writers by region.
The provided text is an excerpt from a Wikipedia article detailing a list of significant writers from Latin America. It organizes authors by cultural region, including Andean, Brazilian, Caribbean, Central American, Mexican, and Rioplatense categories, and further subdivides them by nationality. For each author, the list often includes their birth and death dates, and sometimes their primary literary genres such as poet, novelist, historian, or journalist. Notable figures like Gabriel García Márquez and Miguel Ángel Asturias are highlighted with their Nobel Prize achievements. However, the author Héctor Izaguirre is not present in this list or mentioned within the provided extract.