The name Largo is primarily a male name that has a Spanish origin and the meaning of Largo is ‘Long' or Tall'. The name is in the U.S birth and amongst the top 100 popular baby names. The name Largo also has a meaning in musicals which indicates slow temp. Key Largo represents an island in Florida. The name is commonly occurring for men but it’s a very prominent surname for many people. The name is primarily associated with a city in Florida and is commonly referenced in US pop culture in books and movies as a place.