REPORTING AN IMITATION FACEBOOK PROFILE
When you realise there's a copy of your personal Facebook profile out there, pretending to be you and sending friend requests to your friends... reporting an imitation profile only takes a few seconds.
Here's a short video to show you how followed by written step-by-step instructions:
Step 1: Go to the fake profile.
Step 2: Click the 3 dots button (under the blue 'add friend' button).
Step 3: Click 'Find support or report profile' in the menu that pops up.
Step 4: In the next pop-up menu, select 'Pretending to be someone' and then tell Facebook who is being imitated.
Facebook's help article on this topic.