|15th Ohio State Treasurer|
November 25, 1875 – January, 1876
|Appointed by||William Allen|
|Preceded by||Isaac Welsh|
|Succeeded by||John M. Millikin|
|Died||August 20, 1879 (age 35)
Belmont County, Ohio
|Alma mater||Ohio Wesleyan University
Cincinnati Law School
Leroy Welsh was the son of Isaac Welsh. Isaac Welsh was elected Ohio State Treasurer in 1871, and again in 1873. He died November 25, 1875, and Governor Allen appointed Leroy Welsh to serve the remaining weeks of his second term.
Leroy Welsh was born in Beallsville, Monroe County, Ohio in March 1844. He moved with his parents to Washington Township, Belmont County, Ohio in 1854. In 1869 he graduated from Ohio Wesleyan University and then studied law at home for a year before entering Cincinnati Law School, where he graduated in 1871. He was chief assistant to his father at the Treasury beginning in 1872, and continued there until he was appointed treasurer following his father's death. He returned home to Belmont County, Ohio early in 1876 when his term ended.