Mr. and Mrs. William Lauriston St.Clair of Gainesville announce the engagement of their daughter Miss Christiana Joy St.Clair to Mr. Matthew Terrell Morris, son of Ms. Ann Worthy Morris and Mr. and Mrs. Herbert Douglas Morris, all of Atlanta.

The bride-elect is the granddaughter of the late Mr. and Mrs. Malcolm Chandler Walker, the late Mrs. Mary Mosby Miller, and the late Mr. Henry Lauriston St.Clair.

She is a 1996 graduate of Lakeview Academy in Gainesville. She graduated in 2000 from Sewanee: The University of the South in Sewanee, Tenn., with a bachelor's degree in psychology. She is employed as a real estate agent with Harry Norman of Buckhead in Atlanta. She is a member of the Phi Kappa Epsilon sorority and the Atlanta Junior League.

The groom-elect is the grandson of the late Mr. and Mrs. Hoyt Terrell Worthy and the late Mr. and Mrs. Roy Edgar Morris.

He is a 1995 graduate of Woodward Academy in College Park. He attended Auburn University and graduated in 2000 from Southern Polytechnic State University in Marietta with a bachelor's degree in construction management. He is co-owner of Morris Brothers Construction in Atlanta. He is a member of Sigma Phi Epsilon fraternity

The couple plan to wed March 21, 2009, at First Presbyterian Church in Gainesville.