Luxembourg, Switzerland, and Austria
Three landlocked countries in Europe are Switzerland, Austria, and Hungary.
Austria, Czech Republic, Slovakia, Hungary, Switzerland, Serbia, Macedonia, Kosovo, Luxembourg, San Marino, Vatican, Andorra, Liechtenstein
North America, Australia, and Antarctica contain no landlocked countries.
The four countries in Asia that are landlocked are Bhutan, Nepal, Mongolia, and Afghanistan.
Lesotho, Mali, Chad, and Ethiopia. There should be about 15 landlocked countries in Africa.
Italy, France, and Spain are three countries that are found in Europe.
The Benelux Countries are three countries in Western Europe: Belgium, Netherlands, and Luxembourg.
Mali, Niger, Chad.
Bolivia and Paraguay.
A lot more than 3 European countries are landlocked. Here are some of them: Switzerland. Vatican City. Liechtenstein. Luxembourg. Austria. Czech Republic. Slovakia. Hungary. Former Yugoslav Republic of Macedonia. Andorra. San Marino. Moldova. Belarus.
Mongolia, Kyrgyzstan, Afghanistan, Uzbekistan, and Tajikistan
Look at an atlas or globe that will give you the answer, because there are too many to name here on WA