What is the name of Rio's dog?

What is the name of Rio's dog? - briefly

The name of Rio's dog is Nigel.

What is the name of Rio's dog? - in detail

The name of Rio's dog, as depicted in the animated film "Rio," is Luiz. This character is not only an essential part of the storyline but also adds significant charm and humor to the narrative. Luiz, a bulldog with distinctive features, serves as both a companion and a source of comedic relief throughout the journey of Blu, the central character. His presence enriches the plot by providing moments of levity amidst the adventure-filled escapades in Rio de Janeiro.