| Personal information | |
|---|---|
| Nickname | Bobby the Big |
| Born | 24 April 1980 |
| Sport | |
| Country |  Liberia |
| Sport | Paralympic powerlifting |
| Event | 2012 Summer Paralympics |
James Bobby Siaffa (born 24 April 1980), also known as Bobby the Big, is a Liberian Paralympic powerlifter. He is the first athlete of any sport to represent Liberia at the Paralympics.