What is ex girlfriend stalking me on facebook?

As an AI language model, I do not have access to personal information or specific incidents. However, stalking is a serious issue that can have a significant impact on the victim's mental health. If you are being stalked by an ex-girlfriend on Facebook, it is important to take steps to protect yourself. You can block her on the platform or report her behavior to Facebook. It may also be helpful to talk to a trusted friend or counselor about your experiences. Remember that you have the right to feel safe and should not hesitate to take action if you feel threatened or harassed.