Mark Mercilliott passed away on May 7, 2026. He was 69.

Mark was born on June 15, 1956 in Washington D.C to Arthur and Phyllis Mercilliott. He grew up in Prince George’s County, Maryland and attended High Point High School. He worked as a recreational specialist at Fort Meade. Mark enjoyed teasing his nieces and nephews, taking naps, and socializing with his friends and family.

He is survived by his brothers Mike Mercilliott (Pat) of Delaware, and Mitch Mercilliott (Liz) of Maryland; his nieces Ashley Spencer (Austin) of North Carolina and Marissa Lowry (Charles) of Missouri; his nephew Erik Mercilliott; his great-nieces Tatiana and Anastasia Spencer of North Carolina, and his great-nephew Wyatt Lowry of Missouri.

Family and friends may visit on Friday, June 12, 2026, from 5:00 pm to 7:00 pm in Barranco Severna Park Funeral Home & Cremation Care, P.A., 495 Ritchie Hwy, Severna Park, MD 21146.

Interment will be private at Epiphany Episcopal Church Cemetery in Odenton, MD.