Question: Who has won the world cup back to back?
Disambiguated questions and answers: question: Which countries have won the FIFA World Cup back to back?
Which coach has won the World Cup back to back?
Which countries have won the FIFA Women's World Cup back to back?
answer: Italy, Brazil
Vittorio Pozzo
Germany and United States
Natural Questions answer: Brazil
Italy (from the Wikipedia article "History of the FIFA World Cup")