To see you own shadow in your dream, signifies an aspect of yourself which you have not acknowledged or recognized. It may be a quality about yourself or a part of you that you are rejecting or want to keep hidden. These qualities may not necessary be negative, but can be creative ones.
To see a shadowy figure in your dream, represents aspects of this figure which you have not acknowledged or incorporated into your own personality. Alternatively, it symbolizes the young, the helpless or the under-developed.