The 2019 Breeders' Cup Challenge series consisted of 86 horse races that provided the respective winners with an automatic "Win and You're In" Berth in the 2019 Breeders' Cup, held on November 1 and 2. Races were chosen by the Breeders' Cup organization and included key races in the various Breeders' Cup divisions from around the world. The Breeders' Cup organization paid the Breeders' Cup entry fee for the challenge race winners, provided they had been nominated as foals.