This is the 1689th most frequent French word.
léon
"Léon" is a French given name, equivalent to "Leon" in English.
Here, 'Léon' is used as a proper noun representing a name.
Léon est un garçon très intelligent.
Leon is a very intelligent boy.
In this case, 'Léon' is a proper noun used as a name for a lion character in a story.
Nous avons lu les aventures de Léon le lion.
We read about the adventures of Leon the lion.
Here, 'Léon' is a surname used to address a professor.