2004 Pioneer Softball Roster
| No | Name | Pos. | B/T | Yr. | Hometown (High School) |
| 1 | Andrea Krall *** | 2B | R/R | Sr. | Denmark, WI |
| 2 | Tiff Flesch* | P | R/R | Sr. | Potosi, WI |
| 3 | Kiersten Henn | IF | R/R | Fr. | Sauk City, WI (Sauk Prairie) |
| 5 | Megan Hooker | P/1B | R/R | Fr. | Viola, WI (Kickapoo) |
| 6 | Katie Gelhar * | IF | R/R | Jr. | Madison, WI (Memorial) |
| 7 | Bridget Bender | 1B/P | R/R | Fr. | Boscobel, WI |
| 8 | Abby Lalko | OF | R/R | So. | Appleton, WI (West) |
| 9 | Terri Sorg | 2B | R/R | So. | Spring Green, WI (Sauk Prairie) |
| 10 | Stacey Yager ** | OF | R/R | Jr. | Lancaster, WI |
| 11 | Chrissy McCauley ** | SS | R/R | Jr. | North Fond du Lac, WI (Horace Mann) |
| 12 | Samantha Shotliff | IF | R/R | Jr. | Belmont, WI |
| 13 | Laura Brown ** | 3B | R/R | Jr. | Glen Ellyn, IL (Glenbard West) |
| 14 | Alexis Thoms* | P | R/R | So. | Lakeville, MN |
| 15 | Heather Wotruba | OF | R/R | Jr. | Maribel, WI (Denmark) |
| 16 | Lindsey Runde | OF/IF | R/R | Fr. | Belmont, WI |
| 17 | Wendi Siedschlag ** | 1B/DH | R/R | Jr. | Monroe, WI |
| 18 | Kris Purkapile | OF | R/R | So. | Evansville, WI |
| 19 | Maggie Digman | C | R/R | Fr. | Dickeyville, WI (Cuba City) |
| 20 | Katie Larson | P | R/R | So. | South Wayne, WI (Black Hawk) |
| 21 | Lindsey Tierney | C/OF | R/R | Fr. | Milton, WI |
| 22 | Danielle Burg | C/IF | R/R | Fr. | Oconomowoc, WI (Hartland Arrowhead) |
| 23 | Katie Jacobson | OF | R/R | Fr. | Waterford, WI |
| 26 | McKenzi Herbst | IF | R/R | Fr. | Shullsburg, WI |
| 28 | Ashley Leibold | 3B | R/R | So. | East Dubuque, IL |
| 29 | Ashley Strnad * | C/DH | R/R | So. | Prairie du Chien, WI |
| 32 | Ashley Endres | P | R/R | Fr. | Mazomanie, WI (Sauk Prairie) |
*=Number of letters earned at UWP
Head Coach: Janet James
Assistants: Tina Kuhle, Vinnie Rako