why would my Android phone all the sudden have double contacts. why did this happen?

[AC Question]

Android phone has duplicate contacts all of a sudden. This is means someone has been messing around with my phone?come from, if not someone invading my privacy?

 

[B. Diddy]

Welcome to Android Central! Look at a pair of duplicates, and see which accounts they're associated with (you can tell by editing the contact). Are they from the same account, or different ones?