Pisani may refer to:
- Pisani (surname), Italian surname
- Pisani family, a Venetian patrician family active in the Venetian Republic from the 12th to the 18th Centuries
- Rocca Pisana
- Palazzo Contarini Pisani
- Palazzo Soranzo Pisani
- Italian submarine Vettor Pisani, an Italian Pisani-class submarine serving the Regia Marina during World War II