Frederick Lovejoy Wellman (b.1897 Kamundongo, Portuguese West Africa, d. 21 April 1994 Raleigh, North Carolina) was an American phytopathologist who worked mainly on diseases of coffee but also on the fungus Fusarium oxysporum f.sp.
His parents, Frederick Creighton Wellman and Lydia Jeanette Isely, had gone there in 1896 to work as medical missionaries for a British charity.
By 1911 his parents were divorced, by which time the Frederick had three siblings and the family were living in Wichita, Kansas.
[3] Wellman went to Honduras following graduation, employed by the United Fruit Company as a phytopathologist, for whom he studied Fusarium oxysporum, the fungus that causes Panama disease in bananas.
He was also the head of the Department of Plant Pathology and Botany at the Agricultural Experiment Station at the University of Puerto Rico, at Rio Piedras.