Tracey
Doctor Tracey was the physician for the Terra Nova colony, and was one of its original colonists. 

In 2151,  came across a distress call, recorded by Captain  after an asteroid impact on the planet, which reported that Tracey had died due to radioactive debris, along with almost half of the adults on the colony. ()

de:Tracey
fr:Tracey (SS Conestoga)
Humans
Medical practitioners