Ivask, Karl;  Jaakson, Rudolf;  Jaanus, Richard;  Jakimov, Aleksander;  Jakobson, Boris;  Jakobson, Voldemar;  Jakovlev, Johannes;  Janno, Gotfrid;  Janson, Ernst;  Janson, Hans;  Janson, Heinrich;  Janson, Robert;  Jensen, Albert;  Jenson, Aleksander;  Johannson, Herbert;  Johannson, Leon;  Johanson, Boris;  Johanson, Eduard;  Johanson, Ernst;  Johanson, Oskar