Karen Patricia Simpson (born August 28, 1967) is an American politician who is a member of the Maryland House of Delegates for District 3 in Frederick County, Maryland.

She later attended Radford University, where she earned a Bachelor of Arts degree in psychology in 1989, and Towson University, where she earned a Master of Arts degree in community counseling in 1996.

[2] She was defeated in the general election by Republicans Brian Chisholm and state delegate Nic Kipke.

[6] In May 2022, Simpson signed a Chesapeake Climate Action Network resolution to move Maryland to 100 percent carbon-free electricity by 2035 and to remove trash incineration from the state's "clean energy" classification.

[7] In a September 2022 interview with The Frederick News-Post, Simpson said she would support strengthening protections for domestic violence victims, including removing the statute of limitations on reporting workplace sexual harassment and creating a state registry for people convicted of domestic violence-related offenses.