Liane Brauch "Lee" Russell (August 27, 1923 – July 20, 2019) was an Austrian-born American geneticist and conservationist. She was known for her works on mammalian genetics. Her works helped create an understanding of the chromosomic basis for sex determination in mammals. She was also known for raising awareness for the harmful affects of radiation, drugs, fuels and waste on mice and pregnant women. 