The Quarter horse
The Arabian is the most popular horse breed, followed closely by the Quarter Horse.
the most popular Breed is The Quarter Horse becasue if its work habbits [ScooterHorse on HorseIsle GO CARMELLO!!!]
In America, the most popular breed is the American Quarter Horse.
Arabian Horse unicorns are probably the most popular.
I would say, based on experiece, that the most popular breed of horse is the Arabian, though there is most likely a lot of debate on the subject.
Magyar tarka.
Jersey
The most popular breed in america is the American Quarter horse, followed my The American Paint horse, and other breeds such as the Appaloosa, Morgon, Arabian, and thorughbred.
They are one of the most versatile breeds on the planet.
The Ameriacan Quarter Horse is the most popular breed in the world and he can be found virtually anywhere.
Canadian horse?
Apparently the most famous breed of horse is the beautiful Arab.