Have any of you ladies gone through a situation where you realize you don't want to be with the…

Have any of you ladies gone through a situation where you realize you don't want to be with the baby's father but you don't know how to break his heart? I feel like that's me right now. My husband is so clingy, so insecure and he is possessive. I hate hurting people with all my spirit but I'm starting to see that he may not be the one I was supposed to be with.