How to Know, Who Visited Our Facebook Profile

steps you need to follow are here have a look at them

#  Login to your facebook account, and go to your timeline. ie. facebook.com/xyz
#  Right click on your facebook timeline and hit “View page Source”.
#  Now, you’ll be redirected to a new page with lots codes.
#  Hold CTRL+F on your keyboard, a text box appears at the right corner, in that box, type- “InitialChatFriendsList” (Don’t include Quotes)
# Next to “InitialChatFriendsList”, you’ll see a list of numbers, these are the profile ID’s of people who visit     your timeline.
#  Now open new tab and go to “facebook.com”  and paste the ID number after facebook.com/ . For        example, if the ID is abcd, you have to put it as- facebook.com/abcd.

here is the video demonstration for you readers you can also follow it