It's challenging to determine the exact reasons without more specific information, as human behavior can be influenced by a variety of factors. However, there could be several possible reasons why your ex-husband is pestering your family:
Emotional Turmoil: He might be going through emotional turmoil after the divorce, and pestering your family could be a way to cope with his feelings of loss, anger, or sadness.
Desire for Reconciliation: He might be trying to reconcile with you or seeking a way to re-establish a connection by reaching out to your family.
Seeking Information: Your ex-husband may want to gather information about your life or activities through your family.
Manipulation: Pestering your family could be a way to manipulate or control them indirectly, which might be driven by a desire to exert power or control.
Grudges or Resentment: If there were unresolved issues or conflicts during the marriage or divorce process, he might be expressing resentment or holding grudges.
Loneliness or Isolation: After a divorce, some individuals may feel isolated or lonely, and they may turn to familiar people, like your family, for support or companionship.
Insecurity or Jealousy: If he perceives that your family still has a strong bond with you, he might feel jealous or insecure about his place in your life.
Co-Parenting Issues: If you have children together, co-parenting challenges could be a reason for ongoing interactions with your family.
Regardless of the reasons, if his actions are causing distress or problems for your family, it is essential to address the situation calmly and assertively. Encourage your family to set clear boundaries and communicate their discomfort with his behavior if they haven't already done so. If necessary, seeking legal advice or involving law enforcement may be appropriate in cases of harassment or threats.
Keep in mind that each situation is unique, and it's best to consult with a mental health professional, counselor, or legal expert to get personalized advice and support.