2006Final resultsIncumbent defeated
2006 election for Maryland Legislative District 21
Maryland State Senate · Maryland
Jim Rosapepe (D) won with 67.6% of the vote, defeating John Giannetti Jr. (R) by 35.2 points.
Jim RosapepeDemocrat · winner
67.6%18,067
John Giannetti Jr.Republican · incumbent
32.4%8,663
26,730 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2006
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET