Upper Marlboro Community Mourns John Nicholson, Retired Corrections Officer and Mentor

The Upper Marlboro, Maryland, community is grieving the loss of John Nicholson, a retired Department of Corrections professional whose decades of service and leadership left a lasting impact on colleagues, friends, and family. Originally from Washington, D.C., Nicholson was known for his commitment to discipline, integrity, and service throughout his life.

A graduate of Central High School, John continued his education at St. Augustine’s University before beginning a career defined by dedication and responsibility. He joined the Department of Corrections in 2001 and went on to serve for more than 20 years, earning respect for his firm but fair approach and his willingness to guide younger officers.

Those who worked alongside him remember John as a steady presence in challenging environments. He was often described as someone who led by example—calm under pressure, loyal to his team, and deeply invested in the growth and safety of others. Many colleagues say his mentorship shaped their careers and his advice extended far beyond the workplace.

John’s recent retirement had been a moment of celebration for those closest to him, marking the end of a demanding chapter and the beginning of a new phase focused on family, rest, and personal fulfillment. His passing shortly after that milestone has been especially difficult for a community that had just come together to honor his years of service.

Tributes continue to pour in from friends and coworkers who describe him as a brother, a trusted confidant, and a man of unwavering character. Stories shared by those who knew him highlight his generosity, sense of humor, and deep loyalty—qualities that made people feel supported and protected in his presence.

As Upper Marlboro reflects on his life, John Nicholson is being remembered not only for his professional contributions, but for the strength, guidance, and compassion he offered to everyone around him. His legacy lives on in the many lives he influenced through service, mentorship, and genuine care for others.