Ubaldini
Ubaldini is the family name of the following people:
- Ottaviano Ubaldini (1213 / 1214–1273), cardinal of the Roman Church
- Petruccio Ubaldini (1524–1600), calligrapher, miniator and scholar
- Roberto Ubaldini (1581–1635), cardinal of the Roman Church
- Saúl Ubaldini (1936–2006), Argentine politician and union leader