Mark Nielsen - Head-to-Head
| Opponent | # Games | W | L | T | Win % | Avg | Opp Avg | |
|---|---|---|---|---|---|---|---|---|
| Deborah Baggett | 8 | 5 | 3 | 0 | 0.6250 | 363 | 367 | |
| John Aitken | 7 | 4 | 3 | 0 | 0.5714 | 359 | 346 | |
| James Johnson | 7 | 4 | 3 | 0 | 0.5714 | 356 | 360 | |
| Scott Smith | 6 | 3 | 3 | 0 | 0.5000 | 338 | 349 | |
| Blythe Camenson | 6 | 2 | 4 | 0 | 0.3333 | 356 | 412 | |
| Carolyn Atchison | 4 | 3 | 1 | 0 | 0.7500 | 381 | 353 | |
| Thomas Tremont | 4 | 0 | 4 | 0 | 0.0000 | 353 | 395 | |
| Brad Hertz | 4 | 2 | 2 | 0 | 0.5000 | 421 | 352 | |
| Peggy Grant | 4 | 2 | 2 | 0 | 0.5000 | 381 | 403 | |
| Marlena Tremont | 4 | 2 | 2 | 0 | 0.5000 | 372 | 377 | |
| Ron Barker | 4 | 2 | 2 | 0 | 0.5000 | 391 | 359 | |
| Ronda Roberts | 4 | 2 | 2 | 0 | 0.5000 | 378 | 368 | |
| David Goldberg | 3 | 1 | 2 | 0 | 0.3333 | 353 | 359 | |
| Helen Flores | 3 | 3 | 0 | 0 | 1.0000 | 358 | 314 | |
| Daniel Spencer | 3 | 1 | 2 | 0 | 0.3333 | 369 | 383 | |
| Melanie Jones | 3 | 1 | 2 | 0 | 0.3333 | 324 | 346 | |
| Marina Villena | 3 | 2 | 1 | 0 | 0.6667 | 363 | 378 | |
| Jennifer DeWaelsche | 3 | 2 | 1 | 0 | 0.6667 | 414 | 389 | |
| Bruce Burri | 3 | 1 | 2 | 0 | 0.3333 | 365 | 391 | |
| Margaret Hughes | 3 | 2 | 1 | 0 | 0.6667 | 409 | 365 | |
| Maurice Ross | 3 | 2 | 1 | 0 | 0.6667 | 368 | 342 | |
| Teresa Schaeffer | 3 | 2 | 1 | 0 | 0.6667 | 385 | 377 | |
| Carol Gibbs | 2 | 1 | 1 | 0 | 0.5000 | 337 | 400 | |
| Erna Beckles | 2 | 1 | 1 | 0 | 0.5000 | 382 | 331 | |
| Brad Williams | 2 | 2 | 0 | 0 | 1.0000 | 378 | 342 | |
| Mary Logullo | 2 | 2 | 0 | 0 | 1.0000 | 404 | 394 | |
| Roger Freeman | 2 | 1 | 1 | 0 | 0.5000 | 386 | 354 | |
| Kaye Platts | 2 | 1 | 1 | 0 | 0.5000 | 355 | 332 | |
| Nancy Douglas | 2 | 1 | 1 | 0 | 0.5000 | 416 | 381 | |
| Fran Reich | 2 | 2 | 0 | 0 | 1.0000 | 448 | 321 | |
| Diane Kerner | 2 | 1 | 1 | 0 | 0.5000 | 363 | 375 | |
| Paul Rickhoff | 2 | 1 | 1 | 0 | 0.5000 | 342 | 403 | |
| Ted Gest | 2 | 1 | 1 | 0 | 0.5000 | 406 | 341 | |
| Evelyn Davis | 2 | 0 | 1 | 1 | 0.2500 | 405 | 407 | |
| Alison Lifland | 2 | 0 | 2 | 0 | 0.0000 | 318 | 395 | |
| Jonathan Cai | 2 | 1 | 1 | 0 | 0.5000 | 338 | 379 | |
| David Baran | 1 | 0 | 1 | 0 | 0.0000 | 329 | 406 | |
| June Shelp | 1 | 1 | 0 | 0 | 1.0000 | 435 | 344 | |
| Darla Michel | 1 | 0 | 1 | 0 | 0.0000 | 324 | 401 | |
| Sheila Lindquist | 1 | 1 | 0 | 0 | 1.0000 | 382 | 314 | |
| Kia Lindsay | 1 | 0 | 1 | 0 | 0.0000 | 275 | 387 | |
| Aron Smith | 1 | 1 | 0 | 0 | 1.0000 | 386 | 347 | |
| Karin Somerville | 1 | 0 | 1 | 0 | 0.0000 | 399 | 466 | |
| Benita Romero | 1 | 0 | 1 | 0 | 0.0000 | 289 | 430 | |
| Richard Holubkov | 1 | 1 | 0 | 0 | 1.0000 | 422 | 309 | |
| Brian Summers | 1 | 0 | 1 | 0 | 0.0000 | 361 | 447 | |
| Mena Murthy | 1 | 1 | 0 | 0 | 1.0000 | 404 | 336 | |
| Zach Simon | 1 | 1 | 0 | 0 | 1.0000 | 356 | 321 | |
| Desiree Engel | 1 | 1 | 0 | 0 | 1.0000 | 448 | 307 | |
| Rosa Palomo | 1 | 0 | 1 | 0 | 0.0000 | 336 | 429 | |
| Celia Dayrit Thompson | 1 | 1 | 0 | 0 | 1.0000 | 513 | 273 | |
| Derven Francis | 1 | 0 | 1 | 0 | 0.0000 | 413 | 478 | |
| Greg Harper | 1 | 0 | 1 | 0 | 0.0000 | 367 | 395 | |
| Brian Garnett | 1 | 0 | 1 | 0 | 0.0000 | 324 | 369 | |
| Jeff Chappell | 1 | 1 | 0 | 0 | 1.0000 | 356 | 354 | |
| Julia Swaney | 1 | 0 | 1 | 0 | 0.0000 | 291 | 429 | |
| Samuel Chetty | 1 | 1 | 0 | 0 | 1.0000 | 401 | 375 | |
| Henry Moses | 1 | 0 | 1 | 0 | 0.0000 | 355 | 361 | |
| Diane Waldman | 1 | 1 | 0 | 0 | 1.0000 | 421 | 358 | |
| Carl Solomon | 1 | 1 | 0 | 0 | 1.0000 | 397 | 379 | |
| Mary Becker | 1 | 1 | 0 | 0 | 1.0000 | 409 | 324 | |
| Scott Zylstra | 1 | 1 | 0 | 0 | 1.0000 | 419 | 379 | |
| Maxine Marcus | 1 | 0 | 1 | 0 | 0.0000 | 365 | 380 | |
| Johanna Sweet | 1 | 0 | 1 | 0 | 0.0000 | 357 | 366 | |
| Tony Boyle | 1 | 1 | 0 | 0 | 1.0000 | 452 | 271 | |
| Gary Moss | 1 | 0 | 1 | 0 | 0.0000 | 315 | 345 | |
| Phyllis Persicketti | 1 | 1 | 0 | 0 | 1.0000 | 362 | 351 | |
| Mark Immerman | 1 | 0 | 1 | 0 | 0.0000 | 387 | 459 | |
| Lynn Gunn | 1 | 0 | 1 | 0 | 0.0000 | 338 | 402 | |
| Sarah King | 1 | 0 | 1 | 0 | 0.0000 | 374 | 458 | |
| Gretchen Cowan | 1 | 0 | 1 | 0 | 0.0000 | 306 | 360 | |
| Sarah Bowe | 1 | 0 | 1 | 0 | 0.0000 | 336 | 373 | |
| Miriam Green | 1 | 0 | 1 | 0 | 0.0000 | 345 | 414 | |
| Zana Anderson | 1 | 1 | 0 | 0 | 1.0000 | 416 | 322 | |
| Debby Lee | 1 | 1 | 0 | 0 | 1.0000 | 394 | 277 | |
| Sally Fox | 1 | 0 | 1 | 0 | 0.0000 | 333 | 346 | |
| Susan Hoehn | 1 | 1 | 0 | 0 | 1.0000 | 434 | 429 | |
| Jim Barker | 1 | 1 | 0 | 0 | 1.0000 | 389 | 311 |