Janet Petersen (born August 1, 1970) is the Iowa State Senator from the 18th district.
She has served in the Iowa Senate since 2013.
Previously she served in the Iowa House of Representatives from 2001 to 2013.
She received her BA from the University of Northern Iowa and her MA from Drake University.
Petersen serves on several committees in the Iowa Senate - the Government Oversight, Judiciary, State Government and Ways & Means committees.
She also serves as the ranking member of the Commerce Committee.
Peterson currently serves as state Senate minority leader after replacing Rob Hogg in October 2017.
She is the first woman to lead the Senate Democratic caucus.