Lyman Beecher, American minister and activist, co-founded the American Temperance Society (b. 1775)
Lyman Beecher (October 12, 1775 – January 10, 1863) was a Presbyterian minister, and the father of 13 children, many of whom became noted figures, including Harriet Beecher Stowe, Henry Ward Beecher, Charles Beecher, Edward Beecher, Isabella Beecher Hooker, Catharine Beecher, and Thomas K. Beecher.

According to his son Henry Ward Beecher, his father was "largely engaged during his life-time in controversy".