Giovanni di ser Giovanni Guidi

Giovanni di Ser Giovanni, (1406 – 1486) also known as Lo Scheggia, or "the Splinter" was an Italian Renaissance painter in Florence who was born in San Giovanni Valdarno and was the younger brother of the famous Masaccio.

He and his workshop mostly produced works such as cassone panels and desci da parto (birth trays) for Florence alongside larger works for churches in the country.