Santo Domingo, officially Captaincy General of Santo Domingo (Spanish: Capitanía General de Santo Domingo pronounced [kapitaˈni.a xeneˈɾal ðe ˈsanto ðoˈmĩnɣo] ()) or alternatively Kingdom of Santo Domingo (Spanish: Reino de Santo Domingo) was the first colony established in the New World under Spain.The island was named “La Española” (Hispaniola) by Christopher Columbus.
Link: https://en.wikipedia.org/wiki/Captaincy_General_of_Santo_Domingo