Prince William County, VA – Prince William County mourns the loss of Gainesville District Supervisor Bob Weir. Supervisor Weir served as the Gainesville District Supervisor since February 2023. Before that, he served on the Haymarket Town Council for several years.
“Bob was someone who fought for the people he represented and stood up for what he believed in,” said Board of County Supervisors Chair At-Large Deshundra Jefferson. “He was a man of fierce conviction and integrity who didn’t suffer fools gladly. Bob and I sometimes sparred, but I respected him deeply because I knew that he that he always had the best interest of others at heart. He loved our community, and he loved his role as the Gainesville supervisor. Our thoughts are with his family and friends during this very difficult time.”
“We are deeply saddened by the passing of Supervisor Weir,” said County Executive Chris Shorter. “He served the people of the Gainesville/Haymarket area for more than two decades, and his dedication and service to our community left a lasting impact. His commitment to public service will not be forgotten."
Below is a statement regarding the passing of Supervisor Weir from the Gainesville District Office.
From the Office of Supervisor Bob Weir:
It is with deep sorrow that we announce the passing of Prince William County Gainesville District Supervisor Bob Weir, who died on Sunday, July 20, 2025, from Metastatic Colon cancer.
Bob was a devoted husband, father, and public servant. He graduated from the University of Virginia. He spent most of his life in the Commonwealth and was proud to call the Gainesville District home. He and his wife of 34 years, Diane, raised their three children — Sam, Michael, and Megan — in the very community he later represented on the Prince William Board of County Supervisors.
He began his public service as a Haymarket Town Council member, where he established himself as a thoughtful, principled leader. His work on the Board was marked by a no-nonsense approach, a deep commitment to transparency, and a steadfast focus on the residents he served.
Among his many contributions, Bob was widely known for his dedication to constituent services. He personally followed up with residents, sought practical solutions, and consistently prioritized the day-to-day concerns of the people in his district.
His passing is a profound loss to Prince William County, and his legacy of quiet strength, integrity, and public service will not be forgotten.
At this time, the family respectfully requests privacy to grieve. Details regarding services and opportunities for the public to honor Supervisor Weir will be shared in the coming days.