Keynes (i) BrE AmE keɪnz , (ii) BrE AmE kiːnz —as a family name, and for the economist, usually (i); in the placename Horsted K~, (i), but in Milton K~, (ii).
KEYNES
Meaning of KEYNES in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012