Derived from the region in Scotland called Moray seaboard settlement. A notable bearer of this surname was General James Murray (1721-1794), who was the first British Governor-General of Canada.
The town of Garryowen was named after the old Irish tune Garry Owen which was one of Lt. Col. George Armstrong Custer's favorite marching songs. Garry Owen is an old Irish quick-step that can be traced back to the 1800s. it is known to have been used by Irish regiments as a drinking song.
It is commonly believed Yellowstone derives its name from the yellowish rocks in the river that runs through its Grand Canyon. More on the naming of Yellowstone can be found on the National Park Services February 2006 article: The Origin of the name Yellowstone Yellowstone: A Brief History of the Park. It is commonly believed Yellowstone derives its name from the yellowish rocks in the river that runs through its Grand Canyon.