Luis Alberto Costales Cazar (Riobamba, December 24, 1926 - Riobamba, February 1, 2006) was a poet, writer, philosopher, teacher, speaker and Ecuadorian politician.

He was a poet determined to live to love his city, a creator of a conjugated lyrical landscape epic. He used an extensive vocabulary, was eloquent and used a wide range of literary styles. He was a lover of the classics, many of his compositions are subject to the measure, to rhyme and rhythm. He was a fan also of Romanticism. In subsequent stages his work seeks freedom, more emphasis on inspiration, and defends the feeling, imagination, idealism, patriotism.

Among his works are: "Bucólicas y Una Vida Simple"; "Cuadernos Culturales"; "Letras del Ateneo del Chimborazo"; “Sobre el Pomo de la Tierra” y “Exiliado en el verso”.

Co-founder of Democratic Left being a member of the First National Executive Council, which was composed by Alfredo Buendia, Rodrigo Borja Teran Fidel Jaramillo, Efren Cocíos and others.

From Riobamba, for the development of society, Dr. Luis Alberto Costales Cazar is one of the most important examples, especially in his calling for the formation of youth with high human values and civic values.

Juan de Velasco y Pérez Petroche (1727–1792) was an 18th-century Jesuit priest, historian, and professor of philosophy and theology from the Royal Audience of Quito. He was born in Riobamba to Juan de Velasco y López de Moncayo and to María Pérez Petroche. Among the universities where he taught was the Universidad de San Marcos in Lima in the Viceroyalty of Peru. He is best known for his history book Historia del Reino de Quito, although he also wrote books in fields other than history, such as physics textbooks and poetry anthologies.

The book Historia del Reino de Quito is important in the history of Ecuador and of the city of Quito because it alleges the existence of a pre-Inca kingdom in what is now Ecuador and which is known as Reino de Quito (Kingdom of Quito). The book is mentioned, discussed and criticized by several historians such as Marcos Jiménez de la Espada, Federico González Suárez, Jacinto Jijón y Caamaño, Alfredo Pareja Diezcanseco, Misael Acosta Solís, Enrique Ayala Mora and Galo Ramón Valarezo.