Marco de Grandis was born in Italy. After graduating in electronic engineering from La Sapienza University in Rome, he was hired as an engineer by Italy's leading telecommunications company in 1992, for which he still works today. Always a convinced pro-European, he was a national councillor of the European Federalist Movement in the 1990s. Passionate about the Latin language, in January 2024 he published the first grammar of Euriziano, a new language he created with the intention of providing a common European language to complement national idioms. He is a Knight of Magisterial Grace of the Sovereign Order of Malta.