Miguel Ángel Quesada Pacheco (San José, 6 May 1955) is a Costa Rican linguist and professor.
[4][1] In 2000 he became an academic of the Academia Costarricense de la Lengua (ACL), occupying the seat R.[3][5] In the UCR he held a professorship in Spanish philology in the School of Philology, Linguistics and Literature and was a researcher at the Institute of Linguistic Research.
[1] Quesada Pacheco's work on Costa Rican Spanish is rooted in dialectology and historical linguistics.
[6] This work cleared the way for the publication of various national linguistic atlases prepared by his students on the Spanish varieties of Belize, Guatemala, Honduras, El Salvador, Nicaragua and Panama.
His ethnolinguistic studies on the Huetar people and language earned Quesada Pacheco the Premio Nacional Aquileo J. Echeverría en 1997.