Parrana San Giusto is a village in Tuscany, central Italy, administratively a frazione of the comune of Collesalvetti, province of Livorno. At the time of the 2011 census its population was 76.

The village is about 18 km from Livorno and 9 km from Collesalvetti.

• Emanuele Repetti (1841). "Parrana Vecchia e Nuova". Dizionario Geografico Fisico Storico della Toscana. Florence.