Guido Martín Kaczka (Moreno, Buenos Aires, Argentina; February 2, 1978) is an Argentine actor, producer, and television and radio host. He is considered to be one of the best and most recognized Argentine drivers of recent times on Argentine television.

It is recognized for its multiple family entertainment programs such as El ultimo pasajero, A todo o nada, La tribuna de Guido, La mejor eleccion, Los 8 escalones, among others. Thanks to his work as a driver, he won awards such as Martín Fierro in 2015, 2017 and 2019.