Elmar Roots (19 April 1900 Priipalu, Kuigatsi Parish, Estonia – 12 December 1962 Giessen, Germany) was an Estonian veterinarian.
In 1924, he graduated from Tartu University with a degree in veterinary medicine.
He taught at Tartu University from 1928 to 1941, where he was dean of the Faculty of Veterinary Medicine from 1931 to 1937 and vice-rector for administration from 1938 to 1940.
After moving to Germany in 1941, he worked at the Institute of Food Hygiene at the University of Berlin until 1945.
[1] His main fields of research were milk hygiene, animal health, mastitis, and microbiology.