Can you set custom ringtones for contact groups?

iphone contacts ringtones

It is unfortunately not (yet or ever?) officially supported as a feature of iOS.

Related

How to isolate an application from the system (fully sandboxed application)?
How can I show the full notifications in the notification center?
Multiple Apple Developer Accounts
How to stop skype from automatically starting?
Time Machine Backup Failed
Does the MacBook Air draw power from the battery or wall socket when the battery is at 100% and plugged in?
Why the need to update MacOS for iOS 14.5
Best way to merge mp4 files
Why do Ctrl+F2 and Ctrl+F3 sometimes stop working?
Where to find the Mac OS X Lion security configuration guide?
iPhone backup takes too much space
How to disable notifications for a single mailbox in Mail?