He studied at the Brera Academy, a student Hayez and Casnedi. His painting, noble and rich in the harmonious balance of form and color of the masses, he excelled more in the portrait that the subject of gender and in the historical and managed to reach a depth of investigation rarely achieved by the Impressionist school to which he also belonged.
Exhibited in Parma in 1870, “The Artist”, in Milan, in 1872, “Painter” and “Love and Freedom” in Turin, in 1880, “Attraction”, in Milan, in 1881, “Reason of State” , having a historical framework for the subject divorce of Napoleon and that is perhaps the most representative of the qualities of the artist.
Some extensions of the building Stanga in Cremona and various studies for the painting Reason of State, are located in the Galleria d’Arte Moderna in Milan. He painted several portraits, including that of the “Mother” and “Wife” even those in the Gallery of Modern Art in Milan. Another “Portrait of Mother” is owned by Dr P. A. Ravasio.
Don Antonio Venini of Milan, who was a friend and pupil of Didioni, as well as maintaining “Desdemona and Othello” and “From Boccaccio’s stories” (comp), holds a large number of studies and drawings as well as the portraits of the “parents of the Venini “especially nice that the” NH John Venini “, performed in 1882.