Mexican hairless dogs The Mexican hairless (Xoloitzcuintli) is considered one of the rarest dog breeds. (more) What Is the Rarest Dog Breed? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/animal/What-Is-the-Rarest-Dog-Breed Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your feedback Our editors will review what you’ve submitted and determine whether to revise the article.

　　External Websites Ask the Chatbot a Question Written by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... The Editors of Encyclopaedia Britannica Last Updated: Sep 18, 2025 • Article History Table of Contents Table of Contents Ask the Chatbot Determining the rarest dog breed in the world is a challenging task because of the difficulty of obtaining and analyzing reliable data. Different sources give differing information. According to the American Kennel Club, which tracks the popularity of various breeds, the rarest and least popular breed, ranking 197 out of 197, is the Norwegian Lundehund. This dog was initially bred in Norway in the Middle Ages for the specific job of hunting puffins, a bird found in Iceland and northern Norway. There are an estimated 1200–1400 Lundehunds alive in the world today. The American Kennel Club, however, doesn’t track or ...(100 of 175 words)

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