de Toni (sometimes capitalized as "De Toni") is an Italian surname. Notable people with the surname include:

• Giovanni Battista de Toni (1864–1924), Italian botanist, mycologist, and phycologist
• Manuel de Toni (born 1979), Italian ice hockey player
• Lino De Toni (born 1972), Italian ice hockey player
• Caroline de Toni (born 1986), member of the Chamber of Deputies of Brazil
• Simon de Tosny, also spelled Toni, 12th-century English Cistercian monk and prelate, Abbot of Coggeshall and Bishop of Moray

See also

• Toni (surname)

Surname list

This page lists people with the surname de Toni.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.