Abbondio is the name of:
People Abbondio Marcelli (1932–2015), Italian rower Abbondio Sangiorgio (1798–1879), Italian sculptor Abbondio Smerghetto (1931–2018), Italian rower Abundius, saint
Places Sant'Abbondio, former municipality in Switzerland Serra Sant'Abbondio, municipality in Italy
See also Abondio, surname Abundio, given name