The 15th Mexican Conference on Pattern Recognition (MCPR2023) will be held in Tepic, Nayarit, México from June 21 to June 24, 2023, under direction of the Unidad de Transferencia Tecnológica Tepic of Centro de Investigación Científica y de Educación Superior de Ensenada, Baja California (CICESE-UT3), jointly with the Centro Nayarita de Innovación y Transferencia de Tecnología and the Coordinación de Ciencias Computacionales of Instituto Nacional de Astrofísica Óptica y Electrónica (INAOE), and with the consent of the International Association of Pattern Recognition (IAPR) and the Mexican Association for Computer Vision, Neurocomputing and Robotics (MACVNR), which is affiliated to the IAPR. MCPR2023 attempts to provide a forum for the exchange of scientific results, experiences, and new knowledge, as well as, promoting co-operation among research groups in Pattern Recognition and related areas in Mexico and around the world.