Katharyn Ruth Shipman of Claremore and Stevan Jeffery Alcorn of Eugene, Ore. will wed at 6 p.m. Saturday, June 3, 2006 at John Calvin Presbyterian Church in Tulsa. Rev. Dennis Ritchie of First Presbyterian Church of Claremore will officiate.

Katharyn is the daughter of Jim and Cynthia Shipman of Claremore. She is the granddaughter of Arabelle Millican of High Rolls, N.M. and the late Les Horton of Arlington, Texas and LeRoy Shipman and the late Norma Shipman of Guthrie.

Katharyn is a graduate of Oologah-Talala High School, a 2002 graduate of Cottey College in Nevada, Mo., and a 2004 graduate of Oklahoma State University.

Stevan is the son of Susan Holmes of Seattle, Wash. and Jerry Black of Wilsonville, Ore. He is the grandson of Mr. and Mrs. Cecil Pierce of Narka, Kan. and Mr. and Mrs. Hooley Alcorn and the late Barbara Alcorn of Mankato, Kan.

Stevan is a graduate of North Eugene High School and is currently working toward his B.S. in Business at OSU-Tulsa.

Following the wedding, the couple will reside in Tulsa.