William Herndon (lawyer)

William Henry Herndon (December 25, 1818 – March 18, 1891) was a law partner and biographer of President Abraham Lincoln. He was an early member of the new Republican Party and was elected mayor of Springfield, Illinois.

Herndon and Jesse W. Weik wrote the book ''Herndon's Lincoln: The True Story of a Great Life'', published in 1889. Provided by Wikipedia