That painting was formerly known as Gilles, after a different stock character from the Commedia dell'Arte.
Dora Panofsky argued that this character's pose in one painting, where he is framed by a doorway,  is derived from that of Christ in Rembrandt's 1665 Ecce Homo, in an article subtitled for "Iconographic Notes On" the artist. Another painting of this character was allegedly sold to Vivant Denon by a Parisian junk dealer with a label hanging on it reading "Buy me, I'm so lonely!", and may have been painted as a sign for a cafÃ© belonging to a former actor named Belloni. The Thyssen holds a (*) fete-galante painting of this character "content" and wearing the same clothes as in a later painting in which a doctor rides a donkey on a leash. Leandro and Isabella look on from the background of that painting, in which this character wears a round hat framing his face and satin shoes with pink ribbons. That painting was formerly known as Gilles, after a different stock character from the Commedia dell'Arte. For 10 points, name this clown character who wears all-white in a painting by Jean-Antoine Watteau.
Dora Panofsky argued that this character's pose in one painting, where he is framed by a doorway,  is derived from that of Christ in Rembrandt's 1665 Ecce Homo, in an article subtitled for "Iconographic Notes On" the artist.
Pierrot [prompt on "Gilles" before mention]