Lucius Israel Barber (October 7, 1806 – February 16, 1889) was an American medical doctor, Whig politician, and Wisconsin pioneer.
In 1839, he moved west to the newly-established Jefferson County, but in 1845 he returned to the state of Connecticut.
After moving to Jefferson County, he was elected to another term in the House of Representatives in 1840, and was then elected to the Wisconsin Territorial Council (upper house), serving from 1842 through 1844.
[3] Barber was also a historian and wrote books about the history of Simsbury, Connecticut.
[5] He contributed the Simsbury portion of The Memorial History of Hartford County, Connecticut, 1633–1884 (1889).