| Name | Event | Place | Age | Time | Pace |
| Dennis F | 2018 Katy's Courage 5K Run | 223 | 48 | 29:59.97 | 9:39/M |
| Dennis Fabiszak | 2024 The Great Bonac Footraces 5K/10K | 12 | 54 | 45:01.32 | 7:15/M |
| Dennis Fabiszak | 2023 6 Hour Relay & Run 60th Birthday In Memory of Fred von der Heydt | 9 | 53 | 6:00:00 | _ |
| Dennis Fabiszak | 2023 Montauk Mile | 22 | 53 | 6:10.60 | 6:11/M |
| Dennis Fabiszak | 2023 May Day 5K | 46 | 53 | 22:14.54 | 7:10/M |
| Dennis Fabiszak | 2019 Jordan's Run | 384 | 49 | 50:24.17 | 16:13/M |
| Dennis Fabiszak | 2018 Shelter Island 10K/5K Run/Walk Presented by BNB | 86 | 48 | 28:14.88 | 9:05/M |
| Dennis Fabiszak | 2017 Firecracker 8K Race & 3M Walk | 21 | 47 | 33:54.75 | 6:50/M |
| Dennis Fabiszatt | 2022 The Great Bonac Footraces 5K/10K Run/Walk | 9 | 52 | 22:50.41 | 7:21/M |
| Dennis Fagan | 2022 Navy SEAL LT Michael P Murphy Run Around the Lake Half | 999998 | 42 | 0:00 | INC |
| Dennis Fagan | 2021 LT Michael P. Murphy Run 15K & 5K | 19 | 41 | 30:39.08 | 9:52/M |
| Dennis Fagan | 2020 VIRTUAL Navy SEAL LT Michael P Murphy Run Around the Lake 4 Mile & Half Marathon | | 40 | 0:00 | INC |
| Dennis Fagan | 2019 Navy SEAL LT Michael P Murphy 4 Mile Run/Walk Around the Lake | 569 | 39 | 35:19.69 | 8:50/M |
| Dennis Fagan | 2018 Navy SEAL LT Michael P Murphy 4 Mile Run | Walk Around the Lake | 20 | 38 | 34:52.89 | 8:43/M |
| Dennis Fagan | 2016 Navy SEAL LT Michael P. Murphy 4 Mile Run/Walk Around the Lake | 360 | 36 | 33:20.08 | 8:21 |
| Dennis Farley | 2024 EJ Autism Jigsaw 4M Mile Run/Walk | 990 | 39 | 1:28:09.00 | 22:02/M |
| Dennis Farley | 2023 Jigsaw 4 Mile Run/Walk | 828 | 38 | 1:23:04.00 | 20:46/M |
| Dennis Farrell | 2024 Valley Stream Challenge
Boys Shot Put open r1 f7 | TBD | | 00:00.0 | |
| Dennis Farrell | 2024 Valley Stream Challenge
Boys Shot Put frosh/soph r1 f3 | TBD | | 00:00.0 | |
| Dennis Father | 2017 Archangel Michael 5K Run/Walk | 5 | | 33:00.71 | 21:15/M |
| Dennis Feihel | 2023 Brooklyn Pride LGBTQIA+ 5K Run/Walk | 319 | 39 | 34:21.86 | 11:04/M |
| Dennis Fitzgerald | 2024 Navy SEAL LT Michael P Murphy Run Around the Lake 4M Half Marathon | 155 | 48 | 32:53.64 | 8:13/M |
| Dennis Fitzgerald | 2023 The Great Cow Harbor 10K Run | 609 | 48 | 48:47.00 | 7:51/M |
| Dennis Fitzgerald | 2023 Navy SEAL LT Michael P Murphy Run Around the Lake 4M Half Marathon | 102 | 47 | 30:22.21 | 7:36/M |
| Dennis Fitzgerald | 2022 The Great Cow Harbor 10K Run | 530 | 47 | 48:01.00 | 7:44/M |
| Dennis Fitzgerald | 2022 Navy SEAL LT Michael P Murphy Run Around the Lake | 112 | 46 | 31:15.88 | 7:49/M |
| Dennis Fitzgerald | 2020 VIRTUAL Police Chase 5K | | 83 | 0:00 | INC |
| Dennis Fitzgerald Sr. | 2020 VIRTUAL Police Chase 5K | | 73 | 0:00 | INC |
| Dennis Flynn | 2023 Townwide Fund of Huntington Thanksgiving 4 Mile | 557 | 53 | 35:01.57 | 8:45/M |
| Dennis Ford | 2022 Trinity Turkey Trot 5K Run/Walk | 1661 | 75 | 1:03:23.06 | 20:24/M |
| Dennis Ford | 2021 Trinity Turkey Trot 5K | 1393 | 74 | 1:03:40.41 | 20:30/M |
| Dennis Froehlich | 2017 2017 Barbara Bartell Memorial Runday 5K | 216 | | 52:26.00 | 16:51/M |
results