This is a list of horse breeds usually considered to originate or have developed in Canada and the United States. Some may have complex or obscure histories, so inclusion here does not necessarily imply that a breed is predominantly or exclusively from those countries.
derives directly from the British Thoroughbred; some lines and some coat colors would not be eligible for registration in the General Stud Book[2]: 436
Modern breed of riding horse, bred particularly for ranch work; developed by Neil Hinck of Star, Idaho, from a single foundation stallion named Little Blaze.[2]: 445
^ abcdeBreed data sheet: Canada: Horse. Domestic Animal Diversity Information System of the Food and Agriculture Organization of the United Nations. Accessed February 2019.
^Judith Dutson (2005). Storey's Illustrated Guide to 96 Horse Breeds of North America. North Adams, Massachusetts: Storey Publishing. ISBN9781580176132.