Elijah Boardman (March 7, 1760 – August 18, 1823) was a senator from Connecticut. Born to a noted and politically connected Connecticut family, he served in the United States Army before becoming a noted merchant and businessman. Becoming involved in property and land ownership in Connecticut and Ohio, he founded the towns of Boardman and Medina. His involvement in politics also increased, and he gradually rose through the ranks of the local, and then national government in the United States Senate. He served as Senator for Connecticut until his death in Ohio.