Google just announced via e-mail to its users Google+ that they can have a custom URL, easy to memorize.
So your friends who know your name will be able to easily discover your Google+ profile (like google.com/+LarryPage).
You can read the instructions to select the custom one URL your from here.
Beware, the Google will ask you for a phone number to confirm it change.
Important: You can not change the custom address again URL after you create it. So be sure to be sure you like it before completing the process.