2018 Swimming Backstroke 100M Results
| Men 50-54 | |||
| 1 | Kurt Dickson | Glendale, AZ | 1:06.02 |
| 2 | Mike Roll | Medicine Hat, AB, Canada | 1:27.24 |
| 3 | Tyler Tait | Bluffdale, UT | 1:30.34 |
| Men 55-59 | |||
| 1 | Gerald Treiman | Salt Lake City, UT | 1:20.32 |
| 2 | Eric Huang | North Salt Lake, UT | 1:48.50 |
| Men 60-64 | |||
| 1 | Philipp Djang | Las Cruces, NM | 1:09.54 |
| 2 | Robert Voll | Gresham, OR | 1:17.98 |
| 3 | Bob Packer | Lafayette, CA | 1:24.24 |
| 4 | Robert Mitchell | Lake Forest, CA | 1:24.26 |
| 5 | Kevin Johnson | South Jordan, UT | 1:36.13 |
| Men 65-69 | |||
| 1 | Frank Warner | Silverdale, WA | 1:29.21 |
| 2 | Greg Peters | Anchorage, AK | 1:35.00 |
| 3 | Douglas Estrich | Stratham, NH | 1:48.68 |
| Men 70-74 | |||
| 1 | Bob Welty | Dallas, TX | 1:30.73 |
| Men 75-79 | |||
| 1 | Robert Smith | Portland, OR | 1:37.79 |
| 2 | Robert Brooks | Lincoln, CA | 1:55.59 |
| 3 | Deacon John Crooks | Kansas City, MO | 2:17.89 |
| Men 80-84 | |||
| 1 | Ray Bellem | Prescott, AZ | 2:06.04 |
| 2 | Phil Cherry | West Jordan, UT | 2:25.89 |
| 3 | Jim Flora | St. George, UT | 5:05.66 |
| 4 | Larry Vanderplas | Idaho Falls, ID | 5:07.33 |
| Men 85-89 | |||
| 1 | Clarke Mitchell | Asheville, NC | 1:46.04 |
| 2 | Horace Knowlton | Taylorsville, UT | 2:10.75 |
| Women 50-54 | |||
| 1 | Jamie Knoph | Greeley, CO | 1:40.23 |
| Women 55-59 | |||
| 1 | Brigid Bunch | Prescott, AZ | 1:16.33 |
| 2 | Kathy Hilland | Calgary, AB, Canada | 1:25.07 |
| 3 | Michele David Roll | Medicine Hat, AB, Canada | 1:40.07 |
| 4 | Julie Collins | Brigham City, UT | 1:51.46 |
| 5 | Allison LaField | San Antonio, TX | 1:59.61 |
| Women 60-64 | |||
| 1 | Cindy Gilmore | St. George, UT | 1:28.58 |
| 2 | Diana LaMar | Las Vegas, NV | 1:36.74 |
| 3 | Laura Lee Fairchild | St. George, UT | 1:48.22 |
| 4 | Deborah Pederson | San Antonio, TX | 1:51.40 |
| 5 | Becky Zembower | Anchorage, AK | 2:19.95 |
| Women 65-69 | |||
| 1 | Jan Miller | Gatesville, TX | 1:33.49 |
| 2 | Mimi Willard | Kentfield, CA | 1:39.19 |
| 3 | Carolyn Lyman | Salt Lake City, UT | 1:40.85 |
| 4 | Kelly Reuter | Oracle, AZ | 2:03.88 |
| Women 70-74 | |||
| 1 | Mary Mann | Sun City West, AZ | 1:52.60 |
| 2 | Martha McDade | Houston, TX | 2:02.31 |
| 3 | Karen Teichman | Sun City West, AZ | 2:12.09 |
| 4 | Bertha Bowen | Newdale, ID | 2:14.58 |
| 5 | Renate Ringsven | Cumberland, WI | 3:14.42 |
| Women 75-79 | |||
| 1 | Jane Stewart | Elcho, WI | 2:05.04 |
| 2 | Ann Hunt | Ann Arbor, MI | 2:07.92 |
| 3 | Elizabeth Beddow | Tulsa, OK | 2:42.66 |
| 4 | Betty Mae Locke | Lodi, CA | 3:23.39 |
| Women 80-84 | |||
| 1 | Beverly Linnihan | Sun City, AZ | 2:26.05 |
| 2 | Ruth Ehrlich | York, PA | 2:52.68 |
| 3 | Jacqueline Weigand | Westminster, CO | 3:05.98 |
| Women 85-89 | |||
| 1 | Rosemarie Froeder | Tenafly, NJ | 3:22.13 |
| Women 90-94 | |||
| 1 | Flora Wong | Helena, MT | 3:17.90 |