Wuppertaler Biografien I-M
| Name | Lebenszeit | Verfasser | Folge |
| Ibach, Rudolf | 1843-1892 | Dorfmüller | 13 |
| Immer, Karl | 1916-1984 | Helmich | 14 |
| Janssen, Henry | 1866-1948 | Dietz | 1 |
| Jordan, Hans | 1848-1923 | Langenbruch | 8 |
| Jung Stilling, Heinrich | 1740-1817 | Baum | 6 |
| Kahlhöfer, Helmut | 1914-1988 | Dorfmüller | 17 |
| Kalsbach, Werner | 1908-1962 | Rübenstrunk | 16 |
| Keetmann, Gunild | 1904-1990 | Dorfmüller | 15 |
| Keetman, Johann | 1793-1865 | Bauert-Keetman | 7 |
| Klee, Philipp | 1884-1978 | Jahnke | 16 |
| Klein, Carl Friedrich | 1803-1884 | Schreiner | 5 |
| Klein, Christine | 1811-1895 | Schreiner | 5 |
| Knappertsbusch, Hans | 1888-1965 | Mayerhofer | 6 |
| Koch, Erich | 1896-1986 | Schnöring | 17 |
| Köppen, Bernd | 1951 | Dorfmüller | 15 |
| Kolping, Adolph | 1813-1865 | Knieriern | 10 |
| Krafft, Hermann | 1861-1934 | Steiner | I |
| Krall, Karl | 1863-1929 | Werner | 2 |
| Krummacher, Friedrich Wilhelm | 1796-1868 | Goebel | 3 |
| Lasker-Schüler, Else | 1869-1945 | Gehlhoff-Claes | 2 |
| Leithaeuser, Karl Julius | 1861-1945 | Baum | 12 |
| Letterhaus, Bernhard | 1894-,1944 | Wolff | 8 |
| Lilienthal, Ludwig von | 1828-1893 | Baum | 6 |
| Lissmann, Kurt | 1902-1983 | Dorfmüller | 15 |
| Mandt, Martin von | 1800-1858 | Rees | 6 |
| Marees, Hans von | 1837-1887 | Wille | 2 |
| Maus, Georg | 1888-1945 | Schnöring | 14 |
| Meckel, Wilhelm | 1815-1879 | Dülfer | 3 |
| Mengelberg, Egidius | 1770-1849 | Baum | 10 |
| Mittelsten-Scheid, August | 1871-1955 | Mittelsten-Scheid | 4 |
| Müller, Theodor Arnold | 1732-1775 | Goebel | 5 |
