Oskar Kokoschka | Oskar Schindler | Lee Oskar | Paul Oskar Kristeller | Oskar Sima | Oskar Pfister Award | Oskar Luts | Oskar Linnros | Oskar Kohnstamm | Oskar Fischinger | Oskar Eustis | Oskar von Miller | Oskar Vogt | Oskar Sosnowski | Oskar Seidlin | Oskar Schlemmer | Oskar Piotrowski | Oskar Homolka | Oskar Heil | Óskar Halldórsson | Oskar Barnack | Viktor Oskar Tilgner | Oskar von Watter | Oskar von Hutier | Oskar von Hindenburg | Oskar Skarsaune | Oskar Schmiedel | Oskar Sala | Oskar Rohr | Oskar R. Lange |
Hantzsch–Widman nomenclature is named after the German chemist Arthur Hantzsch and the Swedish chemist Oskar Widman, who independently proposed similar methods for the systematic naming of heterocyclic compounds in 1887 and 1888 respectively.