| Brittany Bryant defeated Cathy Horgan |
2009 Womens Canadian Championships 9-Ball |
| Lisa Gould defeated Cathy Horgan |
2009 Womens Canadian Championships 9-Ball |
| Denise Belanger defeated Cathy Horgan |
2008 Womens Canadian Championships 8-Ball |
| Cathy Horgan defeated Christa Cormier |
2008 Womens Canadian Championships 8-Ball |
| Grace Nakamura defeated Cathy Horgan |
2008 Womens Canadian Championships 8-Ball |
| Sheri Richardson defeated Cathy Horgan |
2005 Womens Canadian Championships 9-Ball |
| Cathy Horgan defeated Penny Devos |
2005 Womens Canadian Championships 9-Ball |
| Cathy Horgan defeated Lisa Heinen |
2013 Womens Amateur Canadian Championships 8-Ball |
| Lisa Savoy defeated Cathy Horgan |
2013 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Emmilly Allison |
2013 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Hanna Kwon |
2013 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Theresa Hunter |
2013 Womens Amateur Canadian Championships 8-Ball |
| Lisa Savoy defeated Cathy Horgan |
2013 Womens Amateur Canadian Championships 8-Ball |
| Maureen Seto defeated Cathy Horgan |
2013 Womens Canadian Championships 9-Ball |
| Naomi Williams defeated Cathy Horgan |
2013 Womens Canadian Championships 9-Ball |
| Cathy Horgan defeated Joanne Stone |
2014 Womens Amateur Canadian Championships 9-Ball |
| Candace Campbell defeated Cathy Horgan |
2014 Womens Amateur Canadian Championships 9-Ball |
| Lisa David defeated Cathy Horgan |
2014 Womens Amateur Canadian Championships 9-Ball |
| Cathy Horgan defeated Emmaly Allison |
2014 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Lisa Savoy |
2014 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Ruth Anne Haley |
2014 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Valerie Bell |
2014 Womens Amateur Canadian Championships 8-Ball |
| Theresa Hunter defeated Cathy Horgan |
2014 Womens Amateur Canadian Championships 8-Ball |
| Lisa Basque defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 10-Ball |
| Cathy Horgan defeated Monique Connolly |
2019 Womens Amateur Canadian Championships 10-Ball |
| Cathy Horgan defeated Bernadette Glasco |
2019 Womens Amateur Canadian Championships 10-Ball |
| Dianne Leblanc defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 10-Ball |
| Cathy Horgan defeated Melanie Hirtle |
2019 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Gladys Kennedy |
2019 Womens Amateur Canadian Championships 8-Ball |
| Marie-france Blanchette defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Nan Thibodeau |
2019 Womens Amateur Canadian Championships 8-Ball |
| Cathy Horgan defeated Theresa Hunter |
2019 Womens Amateur Canadian Championships 8-Ball |
| Dianne Leblanc defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 8-Ball |
| Leigh-Ann Giles defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 9-Ball |
| Cathy Horgan defeated Lisa David |
2019 Womens Amateur Canadian Championships 9-Ball |
| Cathy Horgan defeated Lisa Basque |
2019 Womens Amateur Canadian Championships 9-Ball |
| Dianne Scott defeated Cathy Horgan |
2019 Womens Amateur Canadian Championships 9-Ball |
| Greg Gauthier defeated Cathy Horgan |
2020 Shooter's Atlantic Classic 9-Ball |
| Brian Macpherson defeated Cathy Horgan |
2020 Shooter's Atlantic Classic 9-Ball |
| Cathy Horgan defeated Lisa David |
2022 Viking Tour Stop #1 9-Ball |
| Cathy Horgan defeated Dianne Leblanc |
2022 Viking Tour Stop #1 9-Ball |
| Jeff Kennedy defeated Cathy Horgan |
2022 Viking Tour Stop #1 9-Ball |
| Cathy Horgan defeated Brenna Sylliboy |
2022 JR Wedge Memorial Ladies 8-Ball |
| Monique Connolly defeated Cathy Horgan |
2022 JR Wedge Memorial Ladies 8-Ball |
| Cathy Horgan defeated Janie Wedge |
2022 JR Wedge Memorial Ladies 8-Ball |
| Theresa Hunter defeated Cathy Horgan |
2022 JR Wedge Memorial Ladies 8-Ball |
| Dhruv Kharbanda defeated Cathy Horgan |
2023 Viking Tour Stop #7 9-Ball |
| Derek Peterson defeated Cathy Horgan |
2023 Viking Tour Stop #7 9-Ball |
| Yvon Robichaud defeated Cathy Horgan |
2023 Viking Tour Finale 9-Ball |
| Wayne Gallant defeated Cathy Horgan |
2023 Viking Tour Finale 9-Ball |