As a verb:
* Go: This is the most common translation, especially when used as an imperative ("Allez!" = "Go!").
* Come on: This is used when encouraging someone, often with a sense of urgency ("Allez, let's do it!" = "Come on, let's do it!").
* Come: This is used when inviting someone to join you ("Allez, on y va!" = "Come, let's go!").
As an expression:
* Come on! This is used to express surprise, excitement, or encouragement.
* Let's go! This is used to signal a starting point.
* Go ahead! This is used to give permission or encouragement.
As a name:
* Allez can also be a name, in which case it would simply be translated as "Allez."
To give you a more accurate translation, please provide the sentence or context in which "allez" is used.