Leander James McCormick (February 8, 1819 – February 20, 1900) was an American inventor, businessman, and philanthropist, known for his significant contributions to modern agriculture. Born in Rockbridge County, Virginia, as the fourth son of Robert McCormick, Jr. and Mary Ann "Polly" Hall, he was raised in the Shenandoah Valley. Together with his brothers, Cyrus and William, Leander played a pivotal role in the development of the McCormick Reaper, contributing to the establishment of the International Harvester Company.Following the success of the reaper business, Leander and his brothers expanded their operations, ultimately creating the McCormick Harvesting Machine Company. Despite facing adversity, such as the devastation caused by the Great Chicago Fire of 1871, Leander's leadership and resilience ensured the family business's recovery and prosperity. After retiring from the company in 1889, he focused on real estate investments and genealogical research.Outside his professional endeavors, Leander married Henrietta Maria Hamilton and had four children. He also displayed a commitment to philanthropy, notably donating a substantial refracting telescope to the University of Virginia, which led to the establishment of the McCormick Observatory in 1885. His legacy continues to be honored through his significant impact on agriculture and his philanthropic contributions.

Leander Martin Cox (May 7, 1812 – March 19, 1865) was a prominent figure in U.S. politics, known for his service as a U.S. Representative from Kentucky. Hailing from Cumberland County, Virginia, Cox was drawn to the legal profession and was admitted to the bar after completing his academic studies. In addition to his legal career, he delved into politics, serving as a member of the State house of representatives from 1843 to 1845. Cox's dedication to public service extended to military duty, as he served as a captain in the Third Kentucky Volunteers during the Mexican War in 1847. His political journey culminated in his election as a Whig to the Thirty-third Congress and subsequently as a candidate of the American Party to the Thirty-fourth Congress. Despite an unsuccessful reelection bid in 1856, Cox continued to contribute to the legal field until his passing in Flemingsburg, Kentucky, on March 19, 1865. Today, he is remembered for his significant contributions to Kentucky's political landscape and is interred in Fleming County Cemetery.

Leander Pease Richardson (February 28, 1856 – February 2, 1918) was an influential American journalist, playwright, theatrical writer, and author. Born in Cincinnati, Ohio, Richardson was the son of Albert D. Richardson, a renowned journalist and Union spy during the American Civil War, and Mary Louise Pease. Known for his "temperamental" disposition from an early age, Richardson commenced his journalism career at the age of 16, working for the Chicago Inter Ocean newspaper before becoming a European correspondent for the Boston Herald. His career saw him take on various roles in newspapers and magazines, including serving as the managing editor of The Morning Telegraph and joining the staff of The New York Times later in life. Noteworthy for his interview with Wild Bill Hickok the day before the latter's death in 1876, Richardson was also a prolific theatrical writer, playwright, and author. His contributions to the world of theater spanned thirty years, and he penned several books and short stories based on his extensive travels. Richardson's legacy lives on through his impactful career, which came to a close with his passing due to pneumonia in February 1918.

Leander Rand (October 7, 1827 – February 12, 1900) was a prominent figure in Nova Scotia, Canada, known for his contributions as a farmer and a political figure. He notably represented King's County in the Nova Scotia House of Assembly from 1886 to 1890 as a member of the Liberal party. Born in Canning, Nova Scotia to Stephen Strong Rand and Nancy Forsyth, Rand was deeply rooted in his community. In 1851, he entered into marriage with Olivia Ann Borden. Rand's influence extended beyond politics, as he held the rank of major in the local militia and also served on the municipal council for King's County. His legacy continues to be recognized and celebrated for his significant impact on the political and social landscape of Nova Scotia. Notably, his life and contributions have been documented in various publications, including "The Canadian Parliamentary Companion" and "The Legislative Assembly of Nova Scotia 1758-1983: a biographical directory."

Leander C. Cole (September 14, 1849 – August 18, 1933) was a prominent American politician and lawyer known for his contributions in Ohio. Born in Island Creek Township, Jefferson County, Ohio, Cole grew up in a farming environment before pursuing a legal career. He attended Mount Union College and Richmond, honing his skills and eventually being admitted to the bar in 1872.Cole's political journey saw him serving as a member of the Ohio House of Representatives, representing Stark County from 1884 to 1888. His dedication to public service extended to his roles as city solicitor in Massillon, mayor of Massillon, and various committee memberships within the Democratic Party.Outside of politics, Cole was involved in business ventures, including his engagement with the Bowling Green Glass Company and the presidency of the Swayzee Glass Company in Indiana. Despite an unsuccessful bid for probate judge of Wood County in 1894, Cole maintained an active presence in various organizations and businesses throughout his life.In 1872 or 1873, Cole married Martha J. Douglass, with whom he had two children. His legacy lives on through his contributions to Ohio's political landscape, and he passed away on August 18, 1933, leaving behind a lasting impact on the community.