Holy Cross Cemetery resides on the Pine Ridge Reservation, Oglala Lakota County, South Dakota. The earliest graves date from 1890. The cemetery is active. Those interred at Holy Cross Cemetery are First Nations peoples.
"Located in the southwestern corner of South Dakota, the Pine Ridge Reservation is approximately 100 miles from Rapid City. Surrounded by rolling prairie, Badlands, and the Black Hills, the Pine Ridge Reservation is home to the Oglala Lakota Nation.
The Pine Ridge Reservation occupies the entirety of Oglala Lakota (formerly Shannon) County, the southern half of Jackson County and Bennett County. The total land area of the reservation is 2.1 million acres. The reservation is among the largest in the United States."