|Interests||Giving train rides to Dora and Boots|
|Dislikes||Losing his whistle, danger|
|Last Appearance||Dora's Big Birthday Adventure|
|Friends||Dora, Boots, Big Green Train, Big Red Train, Big Gray Train|
|Enemies||Swiper, Big Green Train (previously), Big Red Train (previously)|
|Voiced By|| Jordan Smith-Howie (Seasons 1-2)|
Phillip Miller (Late Season 2-Season 4)
Azul is a little blue train who first appeared in the episode Choo-Choo!, where he won a whistle in a big train race.
- "Doctor Dora"
- "A Present For Santa"
- "Whose Birthday is It?" (in the end credit sequence)
- "The Lost City"
- Just like Isa and Little Star, Azul got Character Find in only two episodes.
- From Choo-Choo! until A Present For Santa, he was voiced by Jordan Smith-Howie. Beginning with the end credits of Whose Birthday is It? and the episode The Lost City, he was voiced by Phillip Miller.
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