2021 Swimming Freestyle 400M Results
| MEN | |||
| 55-59 | |||
| 1 | Steven Heaney | Sylvania, OH | 5:47.80 |
| 2 | Kenneth Hosch | Gilbert, AZ | 6:55.19 |
| 60-64 | |||
| 1 | Darrell Jett | Bonita, CA | 5:58.56 |
| 2 | Paul Havick | Washington, UT | 6:09.08 |
| 3 | Steve Hammond | Phoenix, AZ | 6:37.68 |
| 65-69 | |||
| 1 | Mark Modjeska | Prescott, AZ | 5:31.21 |
| 2 | Alexander Romanov | Moscow, Russia | 5:55.52 |
| 3 | Daniel Underbrink | Kirkland, WA | 5:58.36 |
| 4 | Bud Sadler | Murray, UT | 5:58.78 |
| 5 | Brent Lee | St. George, UT | 6:06.48 |
| 6 | Allen Larson | Portland, OR | 6:25.71 |
| 7 | Bruce Schroeder | Ivins, UT | 6:27.01 |
| 8 | Kerry Lambert | Kamas, UT | 8:07.14 |
| 70-74 | |||
| 1 | William Cerny | Orem, UT | 6:20.03 |
| 2 | Brad Eastridge | Green Valley, AZ | 8:38.66 |
| 75-79 | |||
| 1 | Dennis Meyring | American Fork, UT | 6:22.10 |
| 2 | Vadym Kutsenko | Kharkiv, Ukraine | 6:23.52 |
| 80-84 | |||
| 1 | Robert Stone | Las Vegas, NV | 9:37.64 |
| WOMEN | |||
| 50-54 | |||
| 1 | Andrea Diaz Valdez | Weston, FL | 10:37.44 |
| 55-59 | |||
| 1 | Stephanie Saucy | Las Vegas, NV | 5:18.27 |
| 2 | Wendy Baron | Pocatello, ID | 6:50.91 |
| 3 | Susan Martin | Anchorage, AK | 6:52.42 |
| 4 | De Shann Schinkel | Rawlins, WY | 7:08.56 |
| 5 | Barbara Nelson | Idaho Falls, ID | 8:46.54 |
| 6 | Karla Christiansen | Ridgecrest, CA | 11:17.83 |
| 60-64 | |||
| 1 | Melissa Russell | Edgewood, TX | 6:30.93 |
| 2 | Deborah Pederson | San Antonio, TX | 7:12.78 |
| 3 | Annabel Lambert | Kamas, UT | 7:55.40 |
| 4 | Korin Lee | St. George, UT | 9:34.12 |
| 5 | Connie Larson | Centerville, UT | 9:55.81 |
| 65-69 | |||
| 1 | Cindy Gilmore | St. George, UT | 6:10.87 |
| 2 | Linda Bley | Sun City West, AZ | 6:47.90 |
| 3 | Joannie Eastridge | Green Valley, AZ | 7:03.07 |
| 4 | Blair Brockman | Tulsa, OK | 8:21.20 |
| 5 | Lola Green | Palm Desert, CA | 9:09.51 |
| 6 | Julie Joyce | Prescott, AZ | 9:20.58 |
| 7 | Gay Neibaur | Newdale, ID | 9:25.21 |
| 70-74 | |||
| 1 | Judy Paukert | Ponte Vedra, FL | 8:20.05 |
| 2 | Valerie MacLeod | Cambridge, NE | 8:20.84 |
| 3 | Susan Peters | Queens Village, NY | 8:54.36 |
| 4 | Bertha Bowen | Newdale, ID | 8:57.58 |
| 75-79 | |||
| 1 | Beverly Montrella | Mission Viejo, CA | 6:51.13 |
| 2 | Ann Vitt | New Braunfels, TX | 7:50.77 |
| 80-84 | |||
| 1 | Lynne H. Lund | St. George, UT | 8:28.67 |
| 2 | Sandi Warren | Lincoln, CA | 11:46.05 |