Is there anyway to change this....

[marddin]

Is there any way to change the name next to the home icon "Marddin"
It is highlighted in the picture above.

I'm selling the computer and need to change the name.

 

[GGJstudios]

Mac OS X: How to change user short name or home directory name

 

[mac88]

....

 

[blackburn]

The easy way is to create another user and delete your user.

But you should at least format the hard drive, depending on what kind of person that you are selling the computer may try to recover data that you left in the computer.