Jalée, PierrePseudonym of Rué, Maurice
Javorsek, JozePseudonym of Brejc, Joze
Jaxon, HonoréPseudonym of Jackson, William Henry
Jean PaulPseudonym of Richter, Johann Paul Friedrich
Jean-Aubry, GeorgesPseudonym of Aubry, Jean-Frédéric-Emile
João da EiraPseudonym of Pinho Júnior, António José de
JoePseudonym of Barreto, João Paulo Emílio Coelho
JúlioPseudonym of Pereira, Júlio Maria dos Reis