Warner Miller (August 12, 1838March 21, 1918) was an American businessman and politician from Herkimer, New York. A Republican, he was most notable for his service as a U.S. Representative (1879-1881) and United States Senator (1881-1887). A native of Hannibal, New York, Miller graduated from Union College in 1860. He enlisted for the American Civil War as a private in the Union Army's 5th New York Cavalry Regiment. Later commissioned as a first lieutenant, Miller was taken prisoner in 1862 and paroled, after which he received an honorable discharge. Following his military service, Miller became active in the papermaking business in Herkimer, New York. His invention of machines for inexpensively making paper from wood pulp made him wealthy, and he later became active in other businesses, including railroads, insurance, and mining. Miller served in the New York State Assembly in 1874 and 1875. In 1878 he was elected to the U.S. House, and he was reelected in 1880. After serving one full term and one partial, he resigned from the U.S. House in order to accept election to the U.S. Senate. Elected with Elbridge G. Lapham to replace Roscoe Conkling and Thomas C. Platt after Conkling and Platt resigned over a dispute with President James A. Garfield, Miller served one partial term, July 1881 to March 1887. During his Senate service, Miller was chairman of the Senate's Agriculture Committee. After leaving the Senate, Miller twice ran for governor of New York. He won the Republican nomination in 1888, but lost the general election to incumbent David B. Hill. In 1894, Miller lost the Republican nomination to Levi P. Morton, who went on to win the general election. In retirement, Miller was a resident of Herkimer. He died in New York City on March 21, 1918 and was buried at Oak Hill Cemetery in Herkimer. Birth and early life Warner Miller was born in Hannibal, New York on August 12, 1838, a son of Hiram Miller and Mary Ann (Warner) Miller. He attended the common schools of Oswego County and Charlotteville Academy, then became a teacher of Latin and Greek at the Collegiate Institute of Fort Edward, New York. He then began attendance at Union College in Schenectady, New York. In 1860, he graduated with an AB degree. Miller maintained a lifelong association with Union College; in 1886, he received the honorary degree of LL.D. He also served on the board