Richard H. (Dick) Hutchison Jr., 69, a principal figure in establishing pari-mutuel harness racing in Maryland and a former owner and president of the old Laurel Raceway, died of cancer Aug. 22 at Muster Lane, his residence in Middleburg, Va.

Mr. Hutchison founded Laurel Raceway in 1948. It was the first track for trotters and pacers in Maryland and the first to offer pari-mutuel betting for harness racing. In the next two years, he founded two other harness tracks, Ocean Downs and Baltimore Raceway. He was president of Laurel Raceway until 1976, when he retired and sold it. It is now called Freestate Raceway.

A noted horseman and breeder, Mr. Hutchison was responsible for a number of well known trotters, including Hustle, Jounce and Jostle. He was a director of the United States Trotting Association.

A native of Washington, he graduated from Western High School. He also graduated from Virginia Military Institute, where he was a member of the polo team. During World War II, he served in the Army in the Pacific and attained the rank of lieutenant colonel.

He lived in Olney for many years and was master of fox hounds of the old Redland Hunt in the Olney area. He was president of the Olney Rotary Club.

In 1973, Mr. Hutchison moved to Middleburg. He maintained a residence and racing stable in Newmarket, England, and belonged to the Jockey Club there.

He was a member of the Virginia Gold Cup Committee, the Army & Navy Club in Washington, the Orange County Hunt in Middleburg, and the Fauquier Club in Warrenton, Va.

His first wife, the former Peggy Jean Brown, died in 1972.

Survivors include his wife, the former Emily North King, of Middleburg; two children by his first marriage, Richard H. Hutchison III of Charlottesville, and Mary Southwell Hutchison of Middleburg, and one sister, Mrs. John Boland of Spring Lake, N.J.