What is Obama's last name?

Obama

So its Obama Obama

What office do you guess this man holds?

http://www.bing.com/search?q=obama&form=EDGNTC&qs=PF&cvid=f127a858b00a4289b47c96c985060a3a&pq=obama

Our president's name is Barack Obama.

Thanks guys!! <3

You're welcome.