This library is built in the open.
If you spot an error, have a suggestion, or just want to say hello — we’d love to hear from you.
Wikimedia Commons · CC0 · Hover to magnify, click for fullscreen
Original fileThe sitter is depicted with a dark beard and a thoughtful expression, dressed in a red tunic beneath a heavy dark robe with fur trim. A green curtain serves as the backdrop, pulled aside on the right to reveal a distant view of the Castel Sant'Angelo in Rome. In his hands, he holds a folded slip of paper, a common motif in Renaissance portraiture suggesting his role in statecraft or correspondence.
Giuliano was the youngest son of Lorenzo the Magnificent and a central figure in the Medici circle that fostered Neoplatonism and the humanist revival. He was a significant patron of the arts, notably protecting Leonardo da Vinci during his final years in Rome.
Baldassare Castiglione
Giuliano de' Medici is featured as one of the primary interlocutors in 'The Book of the Courtier', representing the ideal of the noble Renaissance prince.
Leonardo da Vinci
Giuliano was Leonardo's patron during the artist's residence at the Vatican Belvedere, where Leonardo conducted anatomical and scientific research.
Object
Oil on panel
portrait
Digital Source
Wikimedia Commons · CC0
This file was donated to Wikimedia Commons as part of a project by the Metropolitan Museum of Art. See the Image and Data Resources Open Access Policy
1502 × 1935 px
Linked Data
AI AI-cataloged fields generated by gemini-3-flash-preview on April 1, 2026. Getty identifiers are AI-inferred and may require verification.