The word "doctor" in Turkish language, Slavic and Germanic languagesDoktor nauk, a post-doctoral degree in post-Soviet statesDoktoringenieur, the German engineering doctorate degreeMartin Doktor, a sprint canoerPaul Doktor, a violinistDoktor Yosifovo, a village in BulgariaDoktor Yusefpur Fishery, a village in IranDoktor Sleepless, a comic book by Warren EllisDoktor Dolittle, an album by Fred Akerstrom"Pan Doktor" and "Stary Doktor", nicknames used for children's author Janusz Korczak reference
