| Name | Gender | Appearances | Top Performance |
|---|---|---|---|
| Mark Lace | Male | 5 | 8th |
| Mark Lace | Male | 1 | 11th |
| Paul Lacey | Male | 1 | 28th |
| Nicolas Lambert | Male | 1 | 6th |
| Jerusa Lambert-Fahey | Female | 3 | 13th |
| Joseph Lampe | Male | 1 | 18th |
| John Land | Male | 3 | 20th |
| Willem Landman | Male | 1 | 27th |
| Mark Lane | Male | 1 | 8th |
| Christine Langdon | Female | 1 | 17th |
| Mirka Langford | Female | 3 | 17th |
| Zoe Langford | Female | 1 | 57th |
| Yannick Laousse | Male | 1 | 5th |
| Sabine Lapointe | Female | 1 | 19th |
| Justine Laprun | Female | 1 | 13th |
| Alex Lark | Male | 5 | 7th |
| Abe Larson | Male | 1 | 5th |
| Andrew Last | Male | 14 | 3rd |
| Griff Lastname? | Male | 2 | 17th |
| Craig Latta | Male | 2 | 3rd |
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