 He was "podestà" of Cesena (1290–1295), "capitano del popolo" of Bologna in 1296, "podestà" of Rimini (1302) and "capitano del popolo" of Florence (1303).In 1312 he became lord of Rimini, to which he subsequently added Cesena and Jesi.Malatestino was succeeded laterally by his brother Pandolfo I.