Mexico has the largest Spanish-speaking population in the world.
As of 2011, Argentina is the country with the fourth largest Spanish speaking population (approximately 40 million).
The 5th largest Spanish speaking country is the United States.
If you are asking what country has the largest Spanish-speaking population, it's Mexico.
Mexico has the largest population among Spanish-speaking countries, with over 120 million people.
The United States has the third largest Spanish-speaking population, following Mexico and Colombia. The Spanish-speaking population in the United States has grown significantly due to immigration from Latin American countries.
If the question is asking "Which Spanish-speaking country has the largest Jewish population today?", the answer is Argentina with roughly 200,000 Jews. If the question is asking, "Which Spanish-speaking country historically had the largest percentage of Jews?", the answer would be Spain since Spain had a large Jewish population in 1490.
The largest Spanish speaking population in Boston is 14.4% of the city's population.
Spain, with about 45 million.
I may be wrong, but I think that Venezuela is the largest spanish speaking country in south america.
According to Ask.com, "The United States, with a population of over 25 million Hispanics, is the fifth largest Spanish-speaking country in the world, after Mexico, Spain, Colombia, and Argentina."
ArgentinaArgentina is the largest Spanish-speaking country in South America by area of land. Colombia is the largest Spanish-speaking country in South America by population.* Brazil is the largest country in South America both by area and population but Portuguese is the official language there.