Bernard Vonnegut I, WAA, FAIA, was an American lecturer and architect active in latenineteenth and earlytwentiethcentury Indiana. He was a cofounder of the locally renowned Indianapolis architectural firm of Vonnegut and Bohn. He was active in a range of residential, religious, institutional, civic, and commercial commissions. He is the namesake and grandfather of scientist Bernard Vonnegut, father of the architect Kurt Vonnegut Sr., and grandfather of author Kurt Vonnegut.
Vonnegut was born on August 8, 1855 in Indianapolis, Indiana to Freethinker GermanAmerican parents Katarina Blank, a homemaker, and Clemens Vonnegut , a powerful nineteenthcentury GermanAmerican businessmen in Indianapolis and founder of the Vonnegut Hardware Company.
Source: Wikipedia