| A | B |
|---|
| Andrew Wiggin | Ender, smartest & best student at Battle School |
| Peter | Ender's evil genius brother |
| Valentine | Ender's kind genius sister |
| Stilson | bully from Ender's class on Earth |
| Colonel Graff | principal of Battle School, Ender's handler |
| Major Anderson | Graff's second in command |
| Dap | the launchy's "mom" |
| Bernard | the first bully Ender encounters at Battle School |
| Shen | one of Ender's first allies at Battle School, one of Bernard's targets |
| Alai | emerges as the leader of Ender's launchie group, Ender's true friend |
| Bonzo Madrid | Salamander Army commander, hates Ender |
| Petra Arkanian | teaches Ender how to shoot, Phoenix army commander |
| Rose the Nose | Rat Army commander, lazy |
| Dink Meeker | Ender's toon leader in Rat Army, tries to protect Ender from Bonzo |
| Bean | The only Battle School student who is close to Ender's level |
| Mazer Rackham | hero of the 1st invasion, Ender's last teacher |
| Carn Carby | commander of Rabbit Army, kind to Ender |
| Crazy Tom | one of Ender's toon leaders in Dragon Army |
