- Jacob, Kalmann
- Jacob, Max
- Jacob, Salomon
- Jacobi, Georg
- Jacobi, Hermann
- Jacobowitz, Siegfried
- Jacobsohn, Arnold
- Jacobsohn, Felix
- Jacobsohn, Wilhelm
- Jacobson, Ferdinand
- Jacobson, geb. Cohen, Johanna
- Jacobson, geb. Samson, Mink
- Jacobson, Gotthelf
- Jacobson, Hermann
- Jacobson, Israel
- Jacobus, Alexander
- Jacoby, Eduard
- Jacoby, Georg
- Jacoby, Hans
- Jacoby, Julius
- Jacoby, Julius
- Jacoby, Wilhelm
- Jaeger, Gustav
- Jansen, Heinz
- Jansen, Kurt
- Jarmulowsky, Arthur
- Jarosch, Alfons
- Jarozinski, Georg
- Jessel, Siegfried
- Jessurun, Ernst
- Jessurun, Max
- Jezierski, Samuel
- Joachim, Emil
- Joachimsthal, Georg
- Jochelsohn, Leo
- Jochelsohn, Nathan
- Joel, David
- John, Gustav
- Jolles, Oskar
- Jonas, Felix
- Jonas, Georg
- Jonas, Hermann
- Jonas, Leopold
- Jonas, Paul
- Jonemann, Louis
- Jordan, Hans
- Jordan, Hans
- Jordan, Max
- Jordan, Paul
- Joseph, Martin
- Joseph, Martin
- Joseph, Paul
- Josephs, Fritz
- Jost, Isaak
- Jost, Simon
- Josua, Rabbi
- Juchenheim, Alwin
- Juchenheim, Max
- Juchenheim, Willy
- Jüdell, Adolf
- Judenberg, Bernhard
- Judenberg, William
- Juliusberg, Alfons
- Jungermann, Martin