Mondaino () is a comune (municipality) in the Province of Rimini in the Italian region Emilia-Romagna, located about southeast of Bologna and approximately southeast of Rimini.
Mondai borders the following municipalities: Montecalvo in Foglia, Montefiore Conca, Montegridolfo, Saludecio, Tavoleto, Tavullia, Urbino.
The town was effectively razed during an engagement on the Gothic Line in the Second World War.