The German Shepherd (German: Deutscher Schäferhund, German pronunciation: ) is a breed of medium to large-sized working dog that originated in Germany. In the English language, the breed's officially recognized name is German Shepherd Dog (GSD). The breed was officially known as the. In the English language, the breed's officially recognized name is German Shepherd Dog (GSD). The breed was officially known as the. Horand was declared to be the first German Shepherd Dog and was the first dog added to the society's breed register. In just a few decades of the Verein für Deutsche Schäferhunde's establishment, the breed became one of the world’s most popular and numerous, a position it has maintained to this day. By 1923, the Verein für Deutsche Schäferhunde claimed 50,000 dues-paying members in more than 500 branches in Germany alone.