Note: Only delegates with at least 5 competitions are taken into account. Delegate period is calculated as the difference between first and last delegated competition. Updated on 22 October 2025
| Delegated per year | Delegated | Years | Person | List on WCA |
|---|---|---|---|---|
| 24.17 | 45 | 1.86 | Kevin Timmons | List |
| 19.39 | 61 | 3.15 | Simon Kelly | List |
| 16.74 | 44 | 2.63 | Maria Beausang | List |
| 15.58 | 49 | 3.15 | Seán O’Toole | List |
| 12.21 | 77 | 6.31 | Mary Hennessy | List |