Juscelino Kubitschek, Brazilian physician and politician, 21st President of Brazil (d. 1976)
Juscelino Kubitschek de Oliveira (Portuguese pronunciation: [ʒuseˈlinu kubiˈtʃɛk(i) dʒi oliˈvejɾɐ]; 12 September 1902 – 22 August 1976), known also by his initials JK, was a prominent Brazilian politician who served as the 21st president of Brazil from 1956 to 1961. His term was marked by economic prosperity and political stability, being most known for the construction of a new capital, Brasília.