Ãona

Ãona is an upcoming American-Brazilian animated children's television series created by Sophia Petion for Nick Jr. It is set to premiere on October 15th, 2025.

Premise
Set in Rio de Janeiro, Brazil, the series centers around a 3-year-old Brazilian girl named Ãona Costa who teaches Portuguese and Brazilian culture to young viewers.

US

 * Kari Wahlgren as Ãona Costa, Erno Guimarães-Rodríguez, additional voices
 * Tara Strong as Lísa Costa, additional voices
 * Richard Steven Horvitz as Mr. Costa (Papai)
 * Candi Milo as Mrs. Costa (Mamãe)
 * Cree Summer as Maria Serra
 * Grey DeLisle-Griffin as João Niçón, Mrs. Manika, additional voices
 * Liliana Mumy as Çâmilia Guimarães-Rodríguez, additional voices
 * Kimiko Glenn as Hari Manika
 * Phil LaMarr as Mr. Serra
 * Jack McBrayer as Mr. Guimarães
 * George Takei as Mr. Manika
 * Jeff Bennett as additional voices
 * Eric Bauza as additional voices
 * Yvette Nicole Brown as Mrs. Serra
 * Isabela Alvarez as Mrs. Rodríguez
 * Lauren Tom
 * Dee Bradley Baker as Brazilian Animals

UK

 * Alex Kelly as Ãona Costa
 * Kate Harbour as Lísa Costa, additional voices
 * Marc Silk as Mr. Costa
 * Candi Milo as Mrs. Costa (also in the UK dub)
 * Joanna Ruiz as Maria Serra
 * Tasha Lawrence as João Niçón
 * Teresa Gallagher as Çâmilia Guimarães-Rodríguez, additional voices
 * Kimiko Glenn as Hari Manika (also in the UK dub)
 * Lenny Henry as Mr. Serra
 * Joe Sugg as Mr. Guimarães
 * George Takei as Mr. Manika (also in the UK dub)
 * Lauren Tom (also in the UK dub)
 * Grey DeLisle-Griffin as Mrs. Manika (also in the UK dub)

Portuguese

 * Melissa Garcia as Ãona Costa, Hari Manika, additional voices
 * Iara Riça as Lísa Costa
 * Charles Emmanuel as Mr. Costa, additional voices
 * Priscila Amorim as Mrs. Costa, Çâmilia Guimarães-Rodríguez, additional voices
 * Luciano Monteiro as additional voices

Spanish

 * Carolina Ayala as Ãona Costa
 * Sofía Morandi as Lísa Costa
 * Luis E. Bernal as Mr. Costa
 * Candi Milo as Mrs. Costa (also in the Spanish dub)
 * Paula Barros as Maria Serra, Çâmilia Guimarães-Rodríguez
 * Mireya Mendoza as João Niçón
 * Sebastian Dupont as Mr. Guimarães
 * Carlo Vázquez as Mr. Manika