Katherine Grace Gregory, 80, of St. Leonard, MD passed away in Prince Frederick, MD on May 24, 2020. Katherine was born in Washington, DC on February 21, 1940 to the late James Edwin and Elizabeth Bowles Brown. She moved to Calvert County in 1972. Katherine graduated from Bowie State University and she had been employed as an office manager for the moving companies American Way and National Way Van Lines. Her hobbies included crossword puzzles and shopping, especially when she could find a bargain. Katherine is survived by her husband of 62 years, Edward Gregory, Sr.; son, Kenneth Gregory of St. Leonard; daughters, Katherine Ann (Timothy) Baker of Dunkirk and Elizabeth Maria McIlvaine, also of Dunkirk; brother, James Brown of Los Angeles, CA; sister Maureen Brown of Greenbelt, MD; grandchildren, Susan Furr, Jacob Williams, Penney Bell and Paul Bowen, Jr; and great-grandchildren, Brooklyn Fitzgerald, Joey and Celeste Bell and Liam, Alanah, Scarlett, Ryan, Hailey, Katylin, Sean and Devean Bowen. In addition to her parents, Katherine was preceded in death by two sons, Edward Bowen, Jr. and James Bowen; sons-in-law, Mike McIlvaine and Paul Bowen and two grandsons, Jesse Bowen and Michael Bowen.