"Sierra Madre Oriental"
Brendan Stoker
NO sorry you could have just looked that up on the computer
It's not a dog, but a cat and it's in the Book (and also films) Alice in Wonderland.
This would be impossible to answer because the Rockys are made up of lots of mountains.
His name is Max
If you're thinking of the recent Disney film Bolt, Penny's dog is called Bolt.
The mongrel is called Dodger. The poodle is called Georgette. The chihuahua is called Tito. The Great Dane is called Einstein. The saluki is called Rita. The bulldog is called Francis.
The only Rockys I've known were boys, but I would reccomend it more as a dog name, but it would be a cute baby name too.
They appeared first time together in "Lucky Dog" (1921)
a couple of dollars
Mount Elbert.