What kind of dog is that in the Iams commercial and his owner is a soldier who comes home. The dog is real big and gray
it's a really cute dog
It is an Irish wolfhound.Source:http://answers.yahoo.com/question/index?qid=20121207165634AAZmWO6Pictures and information about the dog:http://m.dogbreedinfo.com/?url=http%3A%2F%2Fwww.dogbreedinfo.com%2Firishwolfhound.htm#2936
Irish wolfhound, if I'm thinking about the right commercial.
I think it might be an Irish wolfhound
I'm pretty sure it's an Irish wolfhound
A Irish wolfhound is my best guess.
According to Iams, Rocky is an Irish Wolfhound. Source: Comments section of the commercial that was posted by Iams to You Tube.