The Yorkshire Coach Horse took its name from its region of development and primary purpose, clearly identifying it as a coaching type from Yorkshire. The breed was sometimes called simply the "Coach Horse" when context made the Yorkshire origin clear. In some historical references, they appear as "Yorkshire Coaching Horse" or similar variants reflecting the same breed.
The Yorkshire Coach Horse Society formed in 1886 to register and promote the breed, establishing formal standards and maintaining studbooks. This organization worked to distinguish Yorkshire Coach Horses from the closely related Cleveland Bay and from other coaching types developed elsewhere in England. The Society continued operations until 1936, when declining breed numbers and lack of commercial demand led to dissolution.
Distinction from the Cleveland Bay created ongoing complexity in the breed's identity. Cleveland Bays represented the older, purer Yorkshire breed, while Yorkshire Coach Horses resulted from crossing Cleveland Bays with Thoroughbreds to produce taller, showier horses with more elevated action. Some considered Yorkshire Coach Horses an improved Cleveland Bay; others viewed them as a distinct breed. This ambiguity contributed to their eventual absorption back into Cleveland Bay populations or disappearance.
Historical breed status is now classified as extinct. The Yorkshire Coach Horse no longer exists as a distinct breed, having been absorbed into other populations or simply discontinued when demand collapsed. Some genetic legacy likely persists in Cleveland Bays, Warmbloods, and other breeds that incorporated Yorkshire Coach Horse blood, but no purebred Yorkshire Coach Horses remain.

