Johan Samuel Frederick
Johan Samuel Frederick, (An haife shi ranar 18 ga watan Fabrairu, 1919) a ƙasar South Africa.

Iyali 
Yana da mata da  yaya, mace daya da maza uku.

Karatu da aiki 
University of Stellenbosch, University of South Africa, Yayi aiki da  South African Army,1940-45, yayi secretary na South African Embassy,Washington DC,1949-54, yayi mataimaki na secretary na Deprtment of Foreign Affairs,Pretoria,1959-62, yayi minister na South African Embassy,Washington DC,1964-67, yazamo  ambassador a USA,1971.

Manazarta