Yes, it can be okay to apologize to your ex even after they have moved on, but there are a few things to consider:
Sincerity: Make sure your apology is genuine and sincere. If you have truly reflected on your actions and realize that you did something wrong or hurtful during the relationship, expressing your remorse can be a positive step.
Intentions: Examine your intentions for wanting to apologize. Is it to genuinely make amends and offer closure, or is it to try and rekindle the relationship? Be clear about your motivations and consider whether reaching out is in both of your best interests.
Respect their boundaries: If your ex has moved on and is in a new relationship, respect their space and boundaries. Your apology may bring up emotions for them, so it's important to be mindful of their feelings and not impose on their current happiness.
Timing: Consider the timing of your apology. If it's been a considerable amount of time since the breakup, your ex may have already processed their emotions and moved on. Bringing up past issues may not be helpful for either of you.
Expectations: Understand that offering an apology doesn't guarantee a specific response or outcome. Your ex may appreciate your sincerity, or they may not be interested in re-establishing contact. Be prepared for different reactions and accept their response gracefully.
Closure for yourself: Sometimes, apologizing to someone can be a way to find closure for yourself. If you feel the need to apologize as part of your healing process, it can be a positive step towards personal growth and maturity.
Other methods of closure: Keep in mind that closure doesn't always require direct communication. You can find closure within yourself through self-reflection, learning from past mistakes, and making positive changes in your life.
If you decide to apologize, consider doing so in a respectful and non-intrusive manner. You could write a letter or message expressing your feelings, but be prepared for the possibility that your ex may not respond or may not be receptive to the communication.
Ultimately, the decision to apologize to your ex should be based on what feels right for you and your personal growth. If you're uncertain, it might be helpful to talk to a therapist or a trusted friend to gain some perspective on your situation.