Taimyr or Taymyr (Russian: Таймы́р) may mean:
- a peninsula in Siberia that forms the most northern part of mainland Asia, see Taymyr Peninsula
- a river in the Taimyr Peninsula, see Taimyr River
- a lake from which the Taimyr River flows, see Lake Taimyr
- a Russian icebreaker, see Taymyr
