Title: Understanding Privacy and Consent in Social Media: A Philippine Legal Perspective

Q: Is it illegal for someone to post a picture of me on their social media without my permission?

A: In the context of Philippine law, privacy and consent are fundamental principles. While the specific situation described might not fall directly under a particular law, the context may still be examined from a legal perspective.

Right to Privacy: The Constitution of the Philippines recognizes the right to privacy. If the photos were taken in a private setting without consent, it might be seen as a violation of this right. However, if taken in a public place, where an expectation of privacy is less clear, the situation may be more complex.
Data Privacy Act of 2012 (R.A. 10173): Although primarily concerned with the collection and processing of personal information, this act underscores the importance of consent in handling personal data. It may not directly apply to personal social media posts, but the principles it embodies can be relevant in understanding privacy expectations.
Legal Remedies: If you feel that your privacy has been invaded, it may be wise to consult with a legal professional who can evaluate the specifics of your situation. Options might include filing a complaint with relevant authorities or pursuing a civil case for damages.

In conclusion, while Philippine law does not explicitly make posting a picture of someone without their consent illegal in all circumstances, the situation described does raise legitimate concerns about privacy. Legal advice from a professional familiar with Philippine law can provide the best guidance tailored to the specifics of the case.