The Sator Square is a famous word square in Latin; found in the ruins of Herculaneum and many other places, it likely predates the Christian era.
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The French use of the word "place", —— where, in the USA, the UK, Canada, etc., an English-speaker would use the word "square", —— follows the pattern established in other European languages: the Spanish use the cognate, "plaza" (like Madrid's Plaza Mayor); the Germans use "platz" (Berlin's Potsdamer Platz); the Italians use "piazza" (Rome's Piazza Navona); etc.