Duffy Drum has 5 recorded races from Mattituck, New York, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-25 | 2026 Allen Stone Braveheart Memorial Races - 27th Annual Run Swim Run | 1:03:53 | 204 | |
| 2025-07-12 | 2025 Allen Stone Braveheart Memorial Races - 26th Annual Run Swim Run | 1:24:24 | 289 | |
| 2024-07-13 | 2024 Allen Stone Braveheart Memorial Races - 25th Annual Run Swim Run | 1:04:51 | 222 | |
| 2023-07-15 | 2023 Allen Stone Braveheart Memorial Races - 24th Annual Run Swim Run | 1:10:32 | 197 | |
| 2022-07-16 | 2022 Allen Stone Braveheart Memorial Races - 22nd Annual Run Swim Run | 1:02:38 | 166 |