Robert Harper Clarkson (November 19, 1826 – March 10, 1884) was an American prelate of the Episcopal Church, who served as the first Bishop of Nebraska between 1865 and 1884.

Although some other clergymen fled the city, he stayed and ministered to the sick and buried the dead, until he came down with cholera himself.

from Racine College in 1857 while rector of St. James's Episcopal Church, Chicago, Illinois.

[4] During his time as bishop, he was responsible for building fifty churches in his diocese, and a children's hospital and Trinity Cathedral in Omaha.

[3] This Late Gothic Revival cathedral was consecrated on November 15, 1883, and was added to the National Register of Historic Places in 1974.