A child in a dream could mean a new beginning, a new approach, or it could mean a dreamer in the age of the child in a dream or even a devine in ourselves.
A child in a dream can have several meanings. If the child is the same gender as the dreamer, it can mean the dream has something to do with a certain event of the dreamer at the same age the child in the dream is. It can represent a new beginning, a different way of dealing with certain topics, or it can be a picture of our inner child in general and also our self, the divine in us, contact with him or birth; it can represent the liberation of the inner essence.