Alternative History:Alternate Names/Americas

Argentina

 * Rio de La Plata
 * the Argentine, archaic English language name.

Belize

 * British Honduras, until 1973

Brazil

 * Brasil - Portuguese name
 * Ilha de Vera Cruz - name by Portuguese captain Pedro Álvares Cabral, after discovery of the land
 * Terra de Santa Cruz - renamed of above after finding out its not an island.
 * Terra di Papaga - name by Italian merchants after interviewing returned crews
 * Terra do Brasil
 * Brasileiros

Canada

 * Acadia, the French colony.

The names proposed for the Dominion formed in 1867:

In addition, "Kingdom of Canada" was the prefered name among Canadians. "Dominion" was chosen largely as a result of American objections.
 * Albertsland (after Prince Albert).
 * Albionora ("northern Albion").
 * Borealia (from a latin word meaning north).
 * Britannia
 * Cabotia (after John Cabot, one of the early european navigator to land in modern day Canada).
 * Colonia
 * Efisga (a combination of the first letters of England, France, Ireland, Scotland, Germany, and Aboriginal lands).
 * Hochelaga (a name used on early map to represent a large part of modern day central Canada, also former name of Montreal).
 * Norland
 * Superior
 * Transatlantia ("over the atlantic" from the british point of view).
 * Tupona (an acrostic for the United Provinces of North America).
 * Ursalia ("land of bears")
 * Vesperia ("land of the evening star")
 * Victorialand (after Queen Victoria)
 * Vinland

Colombia

 * New Granada, Nueva Granada (in Spanish), until 1819
 * Gran Colombia Name of the federation of Ecuador, Colombia, and Venezuela.

Ecuador

 * Quito

Guyana

 * British Guiana, until 1966.

Mexico

 * México or Méjico, the name in Spanish, after the name of the City of México-Tenochtitlan.
 * Mēxihco ("Place where Mextli (god of the moon) lives" or "Place at the center of the Lake Moon") or Meshiko (rough rendering of the pronunciation into English), original name of city of México-Tenochtitlan in Nahuatl.
 * Aztlán (in Spanish), Aztlān (in Nahuatl), the legendary ancestral home of the Nahua peoples, the name used by various Mexican nationalist and indigenous movements, also was applied to the lands ceded by Mexico to the United States.
 * New Spain, until 1821

Peru

 * Birú, Pirú early names from which the current name is derived, before the Spanish conquest

United States

 * Vinland
 * Columbia, poetic name for America.
 * Freedonia, name briefly used by some people after the revolution.
 * Appalachia, proposed name by Washington Irving.
 * Gringolandia, name used by some Mexicans and Mexican-Americans.
 * United States Of North America, briefly used in revolutionary war.
 * Usonia, Usona, a term based on the above, proposed by James Duff Law. Usono, the name for the United States in Esperanto.
 * Hesperia ("Land of Evening/Sunset"), as one of the countries the Romans located beyond the Ocean.
 * New England
 * Republic of America, breifly used in the revolutionary war
 * Amerika, germanized named for America
 * United Colonies of America, breifly used in the revolutionary war

Venezuela

 * El Libertador, after Simón Bolívar the Liberator, proposed name.
 * Klein-Venedig ("Little Venice"), failed German colony.