Pro wins
Olympia titles
Shows entered
Years active
Direct Record Diana Dennis 1–2 Debbie Muggli · 3 shared shows
| Year | Competition | Division | Diana Dennis | Debbie Muggli | Winner | Source |
|---|---|---|---|---|---|---|
| 1994 | Ms. Olympia | Women's Bodybuilding | 10 | 3 | Debbie Muggli | en.wikipedia.org ↗ |
| 1993 | Ms. Olympia | Women's Bodybuilding | 15 | 4 | Debbie Muggli | en.wikipedia.org ↗ |
| 1992 | Ms. Olympia | Women's Bodybuilding | 5 | 10 | Diana Dennis | en.wikipedia.org ↗ |