Ken Jacoby - Head-to-Head
| Opponent | # Games | W | L | T | Win % | Avg | Opp Avg | |
|---|---|---|---|---|---|---|---|---|
| Helen Flores | 2 | 0 | 2 | 0 | 0.0000 | 305 | 313 | |
| Florence Spanfelner | 1 | 1 | 0 | 0 | 1.0000 | 374 | 371 | |
| James Nalepka | 1 | 1 | 0 | 0 | 1.0000 | 391 | 334 | |
| Johanna Sweet | 1 | 0 | 1 | 0 | 0.0000 | 328 | 362 | |
| Harriette Lakernick | 1 | 1 | 0 | 0 | 1.0000 | 371 | 333 | |
| Tom Kowalik | 1 | 0 | 1 | 0 | 0.0000 | 288 | 572 | |
| Peggy Grant | 1 | 0 | 1 | 0 | 0.0000 | 335 | 377 | |
| Guy West | 1 | 1 | 0 | 0 | 1.0000 | 355 | 285 | |
| Margaret Yoder | 1 | 0 | 1 | 0 | 0.0000 | 355 | 371 | |
| Brendan Poirier | 1 | 0 | 1 | 0 | 0.0000 | 379 | 425 | |
| Mary Becker | 1 | 0 | 1 | 0 | 0.0000 | 323 | 393 | |
| Bennett Jacobstein | 1 | 0 | 1 | 0 | 0.0000 | 309 | 355 | |
| Walter McAllister | 1 | 1 | 0 | 0 | 1.0000 | 400 | 334 |