Namesakes
Saints:
5 saints
Saint Eustace (a.k.a. Eustathius) ?-118 
Saint Eustathius of Nicea ?-c. 235
Saint Eustathius of Antioch ?-338
Saint Evstati of Mtskheta (a.k.a. Eustathius) ?-c. 550
Saint Eutychius (a.k.a. Eustathius) ?-741