Blu is a blue Spix's Macaw and the main protagonist of Winnie the Pooh Goes to Rio. He is the last male of his kind. He is afraid to fly. But later, he is taken to Rio De Janeiro and falls in love with a female Spix's Macaw named Jewel.
- He is voiced by Jesse Eisenberg.
- Blu will meet Winnie the Pooh, Ash Ketchum, Thomas, Princess Twilight Sparkle, Mickey Mouse and their friends in Winnie the Pooh Goes to Rio.
- Blu will meet Simba and his friends in Simba, Timon, and Pumbaa's Adventures of Rio.
- Blu will meet Littlefoot and his friends in Littlefoot Goes to Rio.
- Blu will meet the Peanuts Gang and their friends in Charlie Brown and Snoopy Go to Rio.
- Blu, Jewel, and Rafael will join Barney's Adventures Team in the nearby future.
- Blue will meet Sonic in Sonic Storm Adventures of Rio.