| Career Fewest Hits/7 IP Allowed | |||||
|---|---|---|---|---|---|
| Rank | Player | Begin | End | IP | H/9 IP |
| 1 | Bailey Betenbaugh | 2020 | 2020 | 14 . 2 | 2.386 |
| 2 | Darlene Lowery | 1983 | 1987 | 667 . 0 | 2.456 |
| 3 | Trinity Johnson | 1995 | 1997 | 682 . 0 | 3.233 |
| 4 | Gretchen Koenig | 1985 | 1988 | 583 . 2 | 3.670 |
| 5 | Terri Huggins | 1986 | 1987 | 203 . 0 | 3.862 |
| 6 | Charlene Manley | 1989 | 1989 | 206 . 0 | 4.146 |
| 7 | Karly Heath | 2019 | 2020 | 92 . 0 | 4.185 |
| 8 | Cindy Long | 1983 | 1985 | 180 . 0 | 4.356 |
| 9 | Megan Matthews | 1999 | 2002 | 1110 . 1 | 4.678 |
| 10 | Sam Russian | 1999 | 1999 | 23 . 1 | 4.800 |
| 11 | Angie Lear | 1988 | 1991 | 890 . 0 | 4.908 |
| 12 | Charity Ballard | 1990 | 1993 | 187 . 2 | 5.036 |
| 13 | Melissa Hendon | 2007 | 2008 | 417 . 0 | 5.086 |
| 14 | Jessica Barnes | 2005 | 2006 | 104 . 0 | 5.115 |
| 15 | Joyce McMillin | 1998 | 2000 | 212 . 0 | 5.151 |
| 16 | Sky Brown | 1995 | 1998 | 478 . 2 | 5.162 |
| 17 | Stacey Johnson | 2001 | 2004 | 665 . 1 | 5.303 |
| 18 | Jana Zimmerman | 1990 | 1992 | 426 . 0 | 5.406 |
| 19 | Heather Jabs | 1988 | 1988 | 18 . 0 | 5.444 |
| 20 | Hayley Copeland | 2015 | 2017 | 18 . 0 | 5.444 |
| 21 | Aleca Johnson | 2002 | 2005 | 322 . 0 | 5.565 |
| 22 | Kelsey Oh | 2018 | 2020 | 233 . 1 | 5.610 |
| 23 | Nikki Beers | 1996 | 1999 | 330 . 0 | 5.727 |
| 24 | Darlene Gareis | 1992 | 1995 | 876 . 1 | 5.767 |
| 25 | Dixie Raley | 2018 | 2019 | 239 . 0 | 5.770 |
| 26 | Charlotte Hamilton | 2006 | 2006 | 173 . 2 | 5.925 |
| 27 | Jessica Elliott | 2016 | 2017 | 312 . 0 | 5.968 |
| 28 | Kim Sheridan | 1993 | 1996 | 358 . 1 | 6.017 |
| 29 | Karsen Ochs | 2020 | 2020 | 39 . 2 | 6.176 |
| 30 | Audrey Broyles | 2010 | 2013 | 360 . 0 | 6.319 |
| 31 | Heather Culver | 2000 | 2000 | 19 . 2 | 6.407 |
| 32 | Katie Marks | 2013 | 2013 | 96 . 2 | 6.517 |
| 33 | Cayla Drotar | 2017 | 2020 | 414 . 2 | 6.668 |
| 34 | Nickie Blue | 2017 | 2017 | 154 . 0 | 6.727 |
| 35 | Melanie Henkes | 2003 | 2006 | 428 . 2 | 6.744 |
| 36 | Julie Sarratt | 2011 | 2015 | 591 . 1 | 6.854 |
| 37 | Krystle Robinson | 2007 | 2009 | 158 . 0 | 6.911 |
| 38 | Katelynn Howser | 2012 | 2013 | 158 . 2 | 7.235 |
| 39 | Kate Pouliot | 2005 | 2008 | 428 . 0 | 7.278 |
| 40 | Kelsey Goodwin | 2009 | 2010 | 85 . 1 | 7.957 |
| 41 | Kristen Struett | 2012 | 2012 | 20 . 2 | 8.468 |
| 42 | Anna McDaniel | 2005 | 2005 | 4 . 0 | 8.750 |
| 43 | April Borchardt | 2010 | 2011 | 149 . 0 | 8.879 |
| 44 | Ashley Chastain | 2009 | 2011 | 187 . 2 | 8.989 |
| 45 | Kierstyn White | 2009 | 2012 | 236 . 1 | 9.330 |
| 46 | Kathy Matthew | 1986 | 1986 | 12 . 0 | 9.333 |
| 47 | Lakyn Shull | 2013 | 2014 | 39 . 2 | 9.882 |
| 48 | Rachel Vaughan | 2019 | 2020 | 11 . 1 | 10.500 |
| 49 | Meghan Cornett | 2002 | 2002 | 6 . 0 | 15.167 |
| 50 | Diane Kish | 1984 | 1984 | 1 . 0 | 28.000 |
| 51 | Whitney Wierzbicki | 2007 | 2007 | 1 . 0 | 42.000 |