Was that supposed to say #4? There were 3 dreams in the first post. Just a little confused.

But about the dreams - often characters in a dream represent some part of yourself. Especially if it's a girl you loved (or still love, or whatever the case may be). There's a component of the psyche called the anima, which is essentially your soul, but will appear to you as a female (for a male - for a female it will be a male and called the animus ). It's there to help you. But if your relationship to yourself is conflicted then your anima relationship in dreams will be conflicted as well. In dreams you anima can be represented by different people at different times.

Here's a pretty decent introductory article about it: Anima and Animus