1984Final results
1984 election for Maryland's 1st District
U.S. House · Maryland
Rob Dyson (D) won with 58.4% of the vote, defeating Harlan C. Williams (R) by 16.8 points.
Rob DysonDemocrat · winner
58.4%96,673
Harlan C. WilliamsRepublican
41.6%68,865
165,538 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1984
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Rob DysonHarlan C. Williams
$268.5K
Raised by the campaign
$202.2K
$274.7K
Spent by the campaign
$199.4K
$4.5K
Cash on hand
$2.8K
Campaign money: FEC, through Dec 31, 1984.
Source: FEC campaign filingsUpdated Dec 31, 1984