| Result | Tournament |
|---|---|
| Helena Thornfeldt defeated Suzanne Peters | 2019 WPBA Masters 9-Ball |
| Helena Thornfeldt defeated Jessica Barnes | 2019 WPBA Masters 9-Ball |
| Helena Thornfeldt defeated Monica Webb | 2019 WPBA Masters 9-Ball |
| Helena Thornfeldt defeated Jia Li | 2019 WPBA Masters 9-Ball |
| Helena Thornfeldt defeated Liz Cole | 2019 WPBA Masters 9-Ball |
| Jasmin Ouschan defeated Helena Thornfeldt | 2019 WPBA Masters 9-Ball |
| Helena Thornfeldt defeated Lisa Cossette | 2019 WPBA BLU-EMU Southern Open II Signature Tour Stop 9-Ball |
| Naomi Williams defeated Helena Thornfeldt | 2019 WPBA BLU-EMU Southern Open II Signature Tour Stop 9-Ball |
| Helena Thornfeldt defeated Gerda Gregerson | 2019 WPBA BLU-EMU Southern Open II Signature Tour Stop 9-Ball |
| Jessica Barnes defeated Helena Thornfeldt | 2019 WPBA BLU-EMU Southern Open II Signature Tour Stop 9-Ball |
| Ga Young Kim defeated Helena Thornfeldt | 2009 WPBA U.S. Open 9-Ball |
| Joanne Parker defeated Helena Thornfeldt | 1999 Ultimate Challenge 9-Ball |
| Gerda Hofstatter defeated Helena Thornfeldt | 1999 Ultimate Challenge 9-Ball |
| Allison Fisher defeated Helena Thornfeldt | 1998 Ultimate Challenge 9-Ball |