Horace William Shaler Cleveland (December 16, 1814 – December 5, 1900) was an American landscape architect, sometimes considered second only to Frederick Law Olmsted.
His approach to natural landscape design can clearly be seen in projects including the Grand Rounds in Minneapolis; Sleepy Hollow Cemetery in Concord, Massachusetts; the boulevard system in Omaha, Nebraska; Roger Williams Park in Providence, Rhode Island; and St.