Finding a Facebook Profile from a Picture
Did you have picture of someone and want to know more about them? Using this method you may be able to find their Facebook profile from a picture. First step is to took at the file name of the picture. Using most web browsers, you can right-click the photo and select View Photo or View Image.
Look at the file name. For example, the I found a photo and want to find the person's Facebook profile, the file name is 41480_10738811_7375_n.jpg (Note: the picture on this page has been renamed by Hubpages).
Notice the name of this file is in a special format. The file is named with three sets of numbers. From that you can tell that this photo was taken from someone's Facebook page.
Using the filename, locate the middle number. In the example photo 41480_10738811_7375_n.jpg, 10738811 is the middle number.
This number is the profile ID from a Facebook user's profile. In this example the number is 8 digits long. The number may have more digits, it may use up to 15 digits.
Copy and paste the following into your web browser's address bar:
(Note: New URL. Facebook changed and the old facebook.com/profile.php?id= no longer works)
At the end put the profile ID number you copied from the filename:
Go to the address and you should see the profile of the Facebook user from the picture!
Now you try. Use the picture name: 49231_100000652266491_9532_n.jpg. Can you find the person on Facebook?