GemistosΓεμιστὸςGreek, Late Greek Means "full, laden" in Greek, supposedly referring to a head full of knowledge. One of the earliest recorded bearers was Georgios Gemistos Plethon, a Greek scholar of the late Byzantine era. He chose the pseudonym Plethon (from πλῆθος (plethos) "multitude, great number", from πλήθω (pletho) "to fill") partly in reference to the meaning of his surname.
GrattàLate Greek (Italianized, Modern, Archaic, Expatriate) Historical origins of Grattà are found in The Southern Region of Italy in The Province of Catanzaro, Calabria; predominately in the Comune of Girafalco and Palermiti. There is also at least one Coat of Arms that place the name being used in the The Commune of Lucca, Region of Tuscany in Central Italy.