Lucien's Great Grandfather, Nathan Ainsworth (1740–1776) served in the Revolutionary war and "died as a prisoner on an English ship, a martyr to the colonial cause.

James Walter (1861) Lucretia Eleanor "Kittie" (1863) Charles Gray "Little Charlie" (1866–68) Porter Lester "Toke" (1868) Willard Joseph (1870) Fred Lee (1873)[4] Young Ainsworth attended the public schools, and the Oneida Conference Seminary, in Cazenovia, New York.

Just a year later, in 1855, Ainsworth moved to Iowa and continued the practice of law in West Union, where he would remain until his death in 1902.

During the Civil War in 1862, Ainsworth joined the Union Army as captain of Company C, 6th Regiment Iowa Volunteer Cavalry, and served three years in areas of conflict with Native American tribes in the northern Great Plains.

The saloon of Simon Nefzger, at Lima, in this county, was raided night before last and a small quantity of whisky found yesterday morning.

[7] In the fall of 1856, Ainsworth began his political career by running for the office of Fayette County Attorney as a Democrat.

"[8] LL Ainsworth served as member of the Iowa Senate from 1860 to 1862, representing Bremer and Fayette Counties.

This article incorporates public domain material from the Biographical Directory of the United States Congress