Andrew Hickenlooper
Andrew Hickenlooper was an Ohio civil engineer, politician, industrialist, and most famously, an officer who served as a General in the Union Army during the American Civil War.
Hickenlooper was born in the village of Hudson, Ohio. He attended Woodward College and Xavier College. When he was nineteen, he entered the office of A. W. Gilbert, then the city surveyor of Cincinnati, and thoroughly mastered the duties of the position. Three years later, he became the city surveyor himself. After spending two years in this position, the Civil War broke out. He was married to Maria Lloyd Smith and had two children.
Source: Wikipedia