| Judith King | |
| Birth Place: | Essex, England |
| Death Place: | Maitland, New South Wales, Australia |
| Nationality: | British |
| Field: | marine mammalogy |
| Spouse: | Basil Marlow |
| Other Names: | Judith Marlow |
| Alma Mater: | University of London |
| Awards: | Fellow of the Royal Zoological Society of New South Wales, Honorary member of the Society of Marine Mammalogists |
Judith Eveleigh King (1926–2010, also known as Judith Marlow) was a British zoologist whose specialist area was pinnedipeds, more commonly known as seals.
King graduated with honours from the University of London in 1948. She worked for 20 years in London at the Natural History section of the British Museum, and from 1969 to 1984 in the zoology department of the University of New South Wales. She retired from her position as Principal Scientific Offier in 1968. As well as publishing scholarly papers on taxonomy, her books Marine Mammals with Richard Harrison, and Seals of the World (1964, updated 1983) are standard reference works.
King participated in the 1972–1973 Auckland Islands Expedition where she studied the New Zealand sea lion on the Auckland Islands.
King was made a Fellow of the Royal Zoological Society of New South Wales in December 1987. She was a charter member of the Society of Marine Mammalogists and was made an Honorary Member in 2000.
King married Basil Marlow who was the Curator of Mammals at the Australian Museum in Sydney. After her marriage she was generally known as Judy Marlow. She died in April 2010 at Maitland, in the Hunter Valley, New South Wales. Australia.