Lina Mayfleet
A 12 year old girl, graduating from school, to be thrown into the city of Ember to do the hard work. Her hand reached into the bag and quickly came out. Her job would be "Pipe works". Horrible, she thinks. That is until Doon trades his,glorious, job "Messenger". She also goes on a miraculous journey with Doon to save Ember.
Doon Harrow
A 12 year old boy who knows more to Ember than the Mayor will speak of. He know the power will eventually go out forever, but that is something he is determined to change. When he switches jobs with Lina he know he now has a key to get to the generator. He also goes on a journey with Lina to save Ember before everything goes dark.
Mayor Cole
One of the mayors of ember that has not discovered the secrets to Ember. As power outages become more frequent he is frantically in a search to find a solution. What he doesn't know is 2 brave souls are already on the case. Also he tries to find the outside world and leave the city to die without a mayor. A selfish man who cares only for himself.
Poppy Mayfleet
Poppy Mayfleet is Lina's little sister. She doesn't play a big role in the book, but she is very important to Lina. Poppy is one of the few people Lina has left in her family. Also Poppy is a very big responsibility for Lina because poppy is very young and needs much attention that she can't get from their grandmother. Also Poppy is 1 of the 3 people that goes into the real world at first.
Granny Mayfleet
Granny Mayfleet is one of the very few people Lina has left in her family. Granny owns a yarn shop that is run down and a yarn jungle. She doesn't play a big part of the story, but she sure is important to Lina.
Mrs.Murdo
Mrs.Murdo is also a guardian of Poppy and Lina. She is also their next door neighbor who owns a stationary store. She plays an important part in the story because she is like a mother to Lina and Poppy and gives them great meals. She also is partially the reason Ember escapes, because she finds the note Lina and Doon send down from the world above.