Possible Clues:

• Poetry about an artist from Italian city
• Renaissance artist a bit over one's 'ead
• Old master I enshrined in poetry
• “The Wedding Feast at Cana” painter
• Painter overseen by arrangement
• Like Valentine I put in poetic form
• Romeo or Juliet
• Italian individual is into poetry
• Paolo —, Italian painter
• Like many characters in 'Romeo and Juliet'