Herbert Tabor (November 28, 1918 – August 20, 2020) was an American biochemist and physician-scientist who specialized in the function of polyamines and their role in human health and disease.

Tabor was a principal investigator at the National Institute of Diabetes and Digestive and Kidney Diseases where he was Chief of the Laboratory of Biochemical Pharmacology.

[2] Tabor worked in the lab of John Peters researching a carbon monoxide method to measure blood volumes while he completed a medical internship at Yale New Haven Hospital from 1942 to 1943.

[2][1] Tabor was a principal investigator at the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) until 2020 and was the Chief of the Laboratory of Biochemical Pharmacology from 1962 to 1996.

[2] At the time of his death he held the record as the longest-serving employee in the history of the National Institutes of Health (77 years).