John Witt Derr, a dedicated American politician who served with distinction in the Maryland Senate for 16 years, passed away on January 7, 2026, at the age of 84, in his home in Minnesota. His death followed a long struggle with multiple forms of cancer. Derr's career was marked by a profound commitment to public service and the communities he represented.

Born in Frederick, Maryland, on March 18, 1941, Derr laid the foundation for his future endeavors through a strong educational background and early military service. He earned his Bachelor of Science degree from the University of Maryland in 1963 and served in the U.S. Army Reserves from 1963 to 1969. Prior to his political career, he established himself as a successful insurance agent, further enhancing his expertise by becoming a Chartered Life Underwriter in 1977.

Derr's political journey began in 1982 as a member of the Republican Local Central Committee. He was appointed to the Maryland Senate in 1983 to represent District 3, which encompassed parts of Frederick and Washington Counties, following the passing of the incumbent. He was subsequently elected to a full term in 1986 and continued to serve until 1999. During his tenure, he rose to the influential position of Minority Whip from 1996 to 1999, demonstrating his leadership within the legislative body.

Beyond his legislative duties, Senator Derr was deeply involved in various community and civic organizations. He was a past president of the Frederick Jaycees, an organization that recognized him as a Jaycee International Senator in 1977. His dedication extended to health advocacy as a past president of the Frederick County Heart Association and a member of the board of trustees for Frederick Memorial Hospital. He also served on the Criminal Injuries Compensation Board from 2001 to 2013, continuing his commitment to public welfare after leaving the Senate.

John W. Derr will be remembered for his unwavering dedication to his constituents and his significant contributions to Maryland state politics. His legacy is one of diligent service, community leadership, and a steadfast commitment to the principles he upheld throughout his distinguished career.