Because he was born out of wedlock, Leonardo did not have a formal family surname; "da Vinci" simply indicated he was from the town of Vinci. Consequently, he often signed his journals and works simply as "Leonardo" or more assertively as "Io, Leonardo". Historical Significance of the Signature
: Many galleries and museums use the title "Io, Leonardo" for exhibits focusing on his personal journals and self-portraits. Io, Leonardo
: In the modern era, the name Leonardo is associated with Leonardo.Ai , a popular generative AI platform used for visual content creation. Because he was born out of wedlock, Leonardo
The phrase (meaning "I, Leonardo") is historically significant as the signature used by the Renaissance polymath Leonardo da Vinci . : In the modern era, the name Leonardo
The phrase has also been used in various modern contexts to evoke the artist's legacy: