David Lowell Liese, 80, of Huntingtown passed away April 23, 2026. He was born January 24, 1946, in Pennsylvania to Frank and Rose (Bonnema) Liese. Dave graduated from Valparaiso University and later from Cleveland State University with a master’s degree in engineering. He married Janet Cooke on August 22, 1970, and they lived in Cuyahoga County, OH and Accokeek, MD before settling in Calvert County. Dave was a hard worker and enjoyed a successful 51½ -year career as an engineer and project manager for the Department of Defense, retiring September of 2025. Dave had a strong faith and was a believer and follower of Jesus Christ. He was a longtime member of Calvert Grace where he enjoyed singing in the church choir. Following his retirement, he started swimming at the pool and had a love of boats, fishing, and being on the water, he even had dreams of building his own boat one day. Dave loved singing, playing music, learning how to compose music, and playing the keyboard. He was an avid reader and enjoyed taking naps, football, cheering for the Washington Redskins and watching Hallmark movies with Jan.

Dave is survived by his wife of 55 years Jan Liese, children Kim Rannacher and her husband Steve of Prince Frederick, David Liese of Baltimore, and Jenny Liese and her husband Justin Jacobs of Lexington Park, grandchildren Sarah Jones and her husband Jamal, Luke Rannacher, Leah Rannacher and Nolan Jacobs, great-grandchildren Adalynn and Jayden, brother Mickey Liese and his wife Marilyn, and numerous nieces, nephews, and cousins.