The 2013 Tre Valli Varesine was the 93rd edition of the Tre Valli Varesine single-day cycling race. It was held on 23 August 2013, over a distance of 199.5 km. The race started with a circuit in Varese, passed through the three "varesine valley" (Valganna, Valcuvia and Valtravaglia) and another circuit in Luino, and ended in Campione d'Italia on the Lago di Lugano.
