I can't delete a specific person in the 'Find My' app

To remove someone from the Find My app on an iPhone, you can do the following: 

1. Open the Find My app
2. Tap People at the bottom of the screen
3. Tap the name of the person you want to remove
4. Tap Remove [name]
5. Tap Remove again to confirm

If you're having trouble removing someone from the Find My app, you can try these steps:

• Check your privacy settings
• The person you're trying to remove might have restricted location sharing in their privacy settings 
• Check your device settings
• If your device has Theft Protection enabled, you won't be able to turn off Find My iPhone