Jarrar is a prominent figure in the Popular Front for the Liberation of Palestine, the second largest faction in the Palestine Liberation Organization, and was elected a member of the legislative council in the last parliamentary elections held in 2006.

Jarrar was born in the city of Nablus in the northern West Bank on February 9, 1963. She has a Bachelor’s degree in Business Administration and a Master’s degree in Democracy and Human Rights from Birzeit University. She served as a Director of Addameer Prisoners’ Support and Human Rights Association from 1994 to 2006, when she was elected to the Palestinian Legislative Council (PLC)—the Palestinian Parliament. She now heads the PLC’s Prisoners Commission, in addition to her role on the Palestinian National Committee for follow-up with the International Criminal Court.