Francisco Alonso is the father of Grachi. He is played by Ramiro Fumazoni.
He was the Mathematics professor in the Escolarium. According to Grachi, Mecha and Daniel, Francisco makes horrible sandwiches with unusual combinations. Ursula,the mother of Matilda is in love with Francisco. In fact Ursula always call Francisco "Francis". At the end of season 1, he became the new principal of the Escolarium, making everything back to normal.
Ursula is Francisco's wife.