Manfredo \m(a)-nfre-do, man(f)-redo\ as a boy's name is a variant of Manfred (Old German), and the meaning of Manfredo is "man of peace".
The baby name Manfredo sounds like Mannfred, Manfried and Manfrid. Other similar baby names are Hunfredo, Onofredo, Mannfryd and Renfred.