Robert James Dold Jr. is an American politician who served as the U.S. representative for Illinois's 10th congressional district from 2011 to 2013 and again from 2015 to 2017. He is a member of the Republican Party. Prior to his election, Dold ran his family-owned business, Rose Pest Solutions. In 2010, Dold defeated Democratic Party nominee Dan Seals to replace Republican incumbent Mark Kirk in the U.S. House of Representatives. Dold was narrowly defeated by Democrat Brad Schneider in 2012, but regained the seat in 2014, defeating Schneider in a rematch. He was again defeated by Schneider in 2016 in a third contest between the two.

The 10th congressional district of Illinois lies in the northeast corner of the state and mostly comprises northern suburbs of Chicago. It was created after the 1860 census. The district is currently represented by Democrat Brad Schneider.