Kristine Z. Kochanski is a fictional character from the British science fiction situation comedy Red Dwarf. Kochanski was the first console officer in the navigation chamber on board the spaceship Red Dwarf. As well as appearing in the television series, she is also a major character in the Red Dwarf novel Last Human. In series 1, 2, and 6 she was played by Clare Grogan and was then played by Chloë Annett for series 7 and 8, and the 2009 special Back to Earth.