Nishi Hongan-ji (西本願寺) is a Jōdo Shinshū Buddhist temple in the Shimogyō ward of Kyoto, Japan. It serves as the head temple of the sub-sect Honganji-ha. It is one of two Jōdo Shinshū temple complexes in Kyoto, the other being Higashi Hongan-ji, which is the head temple of the sub-sect Ōtani-ha. Nishi Hongan-ji was designated a UNESCO World Heritage Site in 1994, as part of the Historic Monuments of Ancient Kyoto.