As seen on https://plus.google.com in the image slideshow (slide #2)

Lucida Sans  Suggeriti da lucid 


Verdana  Suggeriti da SashiX 

Could be on your PC already

Thanks for the reply, but I don't think so: G is not the same and the o looks a little bit different

Thanks for participation, a user from myfont.com got it: It's Lucida Sans.

It sure do goes with your name.