The History of the Yakima Valley, Washington, Comprising Yakima, Kittitas and Benton Counties, The S.J. Clarke Publishing Co., 1919, Volume II, page 1038 FOLKERT NICHOLAS SICKENGA, D. D. S. Dr. Folkert Nicholas Sickenga, who for nine years has been successfully engaged in the practice of dentistry in Yakima, conies to the new world from Holland, where his birth occurred on the 25th of February, 1880, his parents being Jacob and Baroness (Van Heemstre) Sickenga. The father was an attorney and was a member of the first chamber appellate court, serving as judge for a number of years. He has now passed away, but the mother still resides in Holland. Dr. Sickenga pursued a public school education in his native country and in 1903 came to the United States. He afterward pursued a business course at Omaha, Nebraska, and subsequently accepted the position of assistant cashier with the Cudahy Packing Company of that city. There he remained until 1905, when he came to the Pacific coast and, entering upon preparation for the practice of dentistry, was graduated from the School of Dentistry of the North Pacific College with the class of 1909. The same year he opened an office in Yakima, where he has since remained. He has a splendidly equipped suite of rooms, having secured all the latest and most approved equipment for dental practice, and his knowledge has given him place among the ablest dentists of the city. On the 13th of November, 1913, Dr. Sickenga was married to Miss Eva Marchildon, of Yakima, and they have two children, Mary Louise and Eva Jane. The Doctor is a charter member of the Delta Sigma Delta, a dental fraternity. He also belongs to the Benevolent Protective Order of Elks. while in politics he maintains an independent course. ******************************** Submitted to the Washington Bios Project in January 2008 by Jeffrey L. Elmer. Submitter has no additional information about the subject of this article.