Amy B. Duncan (née Blankenhooper) is the Duncan children's mother and the wife of Bob Duncan. Amy is a nurse and went back to work after Charlie was born. She is portrayed by the actor Leigh-Allyn Baker.
Amy Duncan is the wife of Bob Duncan and mother of PJ,Teddy, Gabe, Charlie, and an unborn fifth child. She's a nurse and went back to work after Charlie was born, although at one point she was nervous about leaving Charlie alone with the rest of the family.She is just like any other mother in the world. She loves and cares about her family, and entrusts them with their baby, Charlie. But at times she is shown to be quite self-centered, and often tells the rest of the family about her TV spotlight in college, when she was a reporter.
Amy is also shown to overwork, which causes her to talk baby even when Charlie's not around. Because of this, Teddy tells her that they need a break from Charlie, and that they should go on a date. Amy takes Teddy's advice and goes to a Mexican restaurant along with Bob. Amy hires a pretend family in a show in her work to beat her work mate Fran which shows that Amy Duncan is embarrassed by her family and their lack of talent .
Amy is occasionally shown to be a bit of an airhead, she is also highly competitive, even over trivial things and less special opportunities, such as being on TV or singing in front of a group. She is also often shown to be strict in several episodes. Amy loves the camera and the stage.
Amy used to be a mascot for South High, called Whammy. She dislikes the North High School mascot, a barbarian who always slams her down with his fake axe.
She goes back to work soon after Charlie is born, entrusting her kids to take care of Charlie. But Bob Duncan falls down the stairs and hurts himself, so PJ has to drive him to the hospital and Teddy has to take care of the baby. In the hospital, PJ pretends to be a doctor so as not to be identified, but in the end his mom finds out. She says she can't handle it anymore, but Bob tells her that everything's gonna be okay .
Teddy tells her parents that they needed a break from baby Charlie, and that they should go out on a date. But then PJ takes Charlie to the park and accidentally swaps strollers with a girl named Emma, and brings home the wrong baby. They do everything they can to retrieve the baby, but in the end, they are caught by their parents and get grounded.
Amy suddenly becomes textmates with Ivy, which makes Teddy jealous. Amy and Bob's anniversary is coming and Teddy wants to give them the best day ever.
It shown that she and Bob are different from regular parents since they punish Teddy and PJ by dancing awkwardly. It turns out that she and Bob weren't legally married but they remarried.
She dated Bob Diddlebock before Bob. Diddlebock introduced her to Bob . She still has poems from him. It turns out they are the only boyfriends she got in high school.She also got a sports car from him.
In Good Luck Charlie, It's Christmas!, it was announced she's pregnant with her fifth child, a prospect dreaded and a running gag in the series thus far. The pregnancy will carry over into the third season, culminating in an hourlong birth episode. She and Bob never planned on having another child but for some reason, they did, after saying a thousand times that they would not have another baby.
Amy and Bob Duncan are a married couple. They love each other just as any other couple does. Amy also trusts Bob in taking care of the baby, Charlie, when she is away or goes to the hospital.Amy states, that since Amy and Bob sometimes lie to each other, she thinks she and Bob had a good marriage lying. Although, Bob usually gets jealous when there is a mention of Bob Diddlebock.
- Her maiden name was Blankenhooper.
- Amy's middle initial is B.
- Amy went to the Southwest Denver Community College. She has mentioned this enough times to have her children remember her stories.
- A recurring gag, is when any one of her children try to take a hobby or do something (for example poetry or hockey), she will reveal that she used to do it. She goes almost mad helping them, while at the same time, showing off.