| Olympic medal record | ||
|---|---|---|
| Men's Sailing | ||
| Bronze | 1912 Stockholm | 6 metre class |
Otto Aust (July 25, 1892 – October 12, 1943) was a Swedish sailor who competed in the 1912 Summer Olympics.
He was part of the Swedish boat Kerstin, which won the bronze medal in the 6 metre class.