Manfredo is a given name. Notable people with the name include: Manfredo Alipala (1938–2006), Filipino boxer who competed at the 1964 Summer Olympics. Manfredo do Carmo (1928–2018), Brazilian mathematician, former president of the Brazilian Mathematical Society. Manfredo Fanti (1806–1865), Italian general, founder of the Regio Esercito. Manfredo Fest (1936–1999), legally blind bossa nova and jazz pianist and keyboardist from Brazil. Peter Manfredo Jr. (born 1980), American professional boxer and former IBO middleweight champion. Manfredo Manfredi (1859–1927), Italian architect.
https://en.wikipedia.org/wiki/Manfredo