Dave Jacoby (born in East Sparta, Ohio) is an American powerlifter. He won five International Powerlifting Federation World Championships in 1984, 1985, 1987, 1988 and 1992.
| 1984 | Dallas (USA) | Dave Jacoby (USA) |
| 1985 | Espoo (FIN) | Dave Jacoby (USA) |
| 1987 | Fredrikstad (NOR) | Dave Jacoby (USA) |
| 1988 | Perth (AUS) | Dave Jacoby (USA) |
| [1] | ||
| 1990 | USPF Men's US Championships | 2nd Place | Hollywood, Florida [2] [3] |
| 1991 | USPF Men's US Championships | 1st Place | Dallas, Texas [4] |
| 1992 | IPF Senior World Championships | 1st Place | Birmingham, England [5] |