2023 Swimming Individual Medley 400M Results
| MEN | ||||
| 50-54 | ||||
| Gold | Christian Tujo | Fox Island, WA | 6:18.68 | |
| 55-59 | ||||
| Gold | Sean McNeal | Holladay, UT | 6:27.76 | |
| Silver | Brendan Hickey | Littlerock, CA | 7:01.35 | |
| Bronze | Devin Shelley | Kaysville, UT | 8:51.34 | |
| 65-69 | ||||
| Gold | Mark Montgomery | Valyermo, CA | 6:31.68 | |
| Silver | Hobe Horton | Calgary, AB, Canada | 7:03.69 | |
| Bronze | Steve Hammond | Phoenix, AZ | 8:00.00 | |
| 4 | PH Leong | Hurricane, UT | 11:42.36 | |
| 70-74 | ||||
| Gold | Gary Fine | Minneapolis, MN | 8:02.77 | |
| Silver | Alex Grether | Albuquerque, NM | 9:15.75 | |
| 75-79 | ||||
| Gold | Vadym Kutsenko | Kharkiv, Ukraine | 8:58.32 | |
| WOMEN | ||||
| 60-64 | ||||
| Gold | Stephanie Saucy | Las Vegas, NV | 6:15.64 | |
| 65-69 | ||||
| Gold | Melissa Russell | Edgewood, TX | 7:51.25 | |
| Silver | Linda Bley | Sun City West, AZ | 8:22.49 | |
| Bronze | Deborah Pederson | San Antonio, TX | 10:47.31 | |
| 70-74 | ||||
| Gold | Carolyn Lyman | Salt Lake City, UT | 8:42.96 | |
| Silver | Molly Myers | Knoxville, TN | 9:45.14 | |
| 75-79 | ||||
| Gold | Daniela Barnea | Palo Alto, CA | 8:27.27 | |
| 80-84 | ||||
| Gold | Lynne H. Lund | St. George, UT | 11:27.58 | |