S. F. Brock
S. Frank Brock was an American racing driver who participated in the 1914 Indianapolis 500. Brock is believed to have been born in New Hampshire. Brock was believed lost at sea off the coast of England during a World War I naval accident, before later evidence supported his survival and relocation to California after the war.
Motorsports career results
Indianapolis 500 results
| Starts | 1 |
| Poles | 0 |
| Front Row | 0 |
| Wins | 0 |
| Top 5 | 0 |
| Top 10 | 0 |
| Retired | 1 |