Facebook unfortunately requires all users to include a first and last name for their profile. There is no requirement however on using your real names. But now facebook users can hide their middle name and last name/surname. Hiding last name, you can effectively hide your identity on Facebook. This only takes a few minutes to set up within your Facebook account settings.
In this article I am going to share trick to hide last name on Facebook.
Step 1: First goto Firefox --> Options --> Advanced --> Network --> Settings --> Connection Settings --> And choose manual proxy configuration.
Step 2: Now Tick begin :)) " Use This Proxy Servers For All Protocols ".
Put this proxy and port
Http Proxy : 126.96.36.199
Port : 8080
Step 3: Put 188.8.131.52 on No Proxy for Box.
Step 4: Now goto Account Settings, Delete Middle Name and Last Name. Then Save!
Step 5: Congratulation !! You Did It, Now Your Last Name Is Gone.