M r. and Mrs. Clayton and Karen Hallmark of Mount Pleasant, South Carolina announce the engagement of their son, William Clayton Hallmark to Kaitlyn Sarah Campbell. William is the grandson of Mr. Carroll Hill and the late Belvin Sease Hill of Mount Pleasant, South Carolina and Mrs. Alice Smart Hallmark and the late Bill Hallmark of Charleston, South Carolina. Katie is the daughter of William and Rebecca Campbell and also the daughter of Elizabeth Jordy, all of Aiken, South Carolina. Katie is the granddaughter of James Jordy and the late Sally Jordy of Aiken, South Carolina. She is also the granddaughter of James and Linda Burgess of Aiken, South Carolina and Lilla Kincaid of Duxbury, Massachusetts and the late Leeson Campbell. The groom-elect is a graduate of Wando High School and the University of South Carolina class of 2015. William works for Image Ink in Columbia, South Carolina. The bride-elect is a graduate of South Aiken High School and the University of South Carolina class of 2014. Katie works for Nelson Mullins Riley and Scarborough, Attorneys at Law in Columbia. The wedding is planned for November 19, 2017 in Columbia, South Carolina.