As of 2024 Butterfly Records
| * NATIONAL Record | ||||
| 50 METER BUTTERFLY | **WORLD Record | |||
| Men | Name | City/State | Mark | Year |
| 50-54 | John Landreth | Crested Butte, CO | 27.29 | 2022 |
| 55-59 | Donald Graham | Seattle, WA | 28.44 | 2013 |
| 60-64 | Donald Graham | Seattle, WA | 28.89 | 2014 |
| 65-69 | Fred Baird | West Jordan, UT | 31.21 | 2013 |
| 70-74 | Steve Heck | Prairieville, LA | 32.20 | 2019 |
| 75-79 | Mike Freshley | Montrose, CA | 32.41 | 2016 |
| 80-84 | Frank Piemme | Lompoc, CA | 44.11 | 2007 |
| 85-89 | Frank Piemme | Lompoc, CA | 48.16 | 2012 |
| 90-94 | Frank Tanner | Oceanside, CA | 1:10.44 | 2021 |
| Women | Name | City/State | Mark | Year |
| 50-54 | Susan Ingraham | San Antonio, TX | 33.55 | 2012 |
| 55-59 | Susan Ingraham | San Antonio, TX | 33.74 | 2014 |
| 60-64 | Karlyn Pipes | Kailua Kona, HI | 32.45 | 2024 |
| 65-69 | Penny Noyes | Bowling Green, KY | 33.45 | 2022 |
| 70-74 | Gynt Clifford | Sun City West, AZ | 44.45 | 2009 |
| 75-79 | Daniela Barnea | Palo Alto, CA | 45.34 | 2019 |
| 80-84 | Mary Ann Case | Sioux Falls, SD | 50.66 | 2022 |
| 85-89 | Mary Ann Case | Sun City, AZ | 56.74 | 2024 * |
| 90-94 | Charlotte Sanddal | Helena, MT | 1:21.95 | 2012 |
| 95-99 | Charlotte Sanddal | Helena, MT | 2:21.86 | 2018 |
| 100 METER BUTTERFLY | ||||
| Men | Name | City/State | Mark | Year |
| 50-54 | John Landreth | Crested Butte, CO | 1:00.24 | 2022 |
| 55-59 | Donald Graham | Los Angeles, CA | 1:06.45 | 2012 |
| 60-64 | Donald Graham | Seattle, WA | 1:08.28 | 2014 |
| 65-69 | Fred Baird | West Jordan, UT | 1:10.76 | 2013 |
| 70-74 | Fred Baird | West Jordan, UT | 1:18.29 | 2018 |
| 75-79 | Steve Heck | Prairieville, LA | 1:28.06 | 2024 |
| 80-84 | Francis Williams | Las Cruces, NM | 1:54.40 | 2022 |
| 85-89 | Frank Piemme | Lompoc, CA | 2:02.66 | 2010 |
| 90-94 | Frank Tanner | Oceanside, CA | 2:35.33 | 2021 |
| Women | Name | City/State | Mark | Year |
| 50-54 | Susan Ingraham | San Antonio, TX | 1:15.44 | 2012 |
| 55-59 | Susan Ingraham | San Antonio, TX | 1:17.20 | 2014 |
| 60-64 | Karlyn Pipes | Kailua Kona, HI | 1:14.94 | 2024 |
| 65-69 | Penny Noyes | Bowling Green, KY | 1:16.62 | 2022 |
| 70-74 | Daniela Barnea | Palo Alto, CA | 1:43.25 | 2014 |
| 75-79 | Daniela Barnea | Palo Alto, CA | 1:48.35 | 2019 |
| 80-84 | Daniela Barnea | Palo Alto, CA | 1:55.93 | 2024 * |
| 85-89 | Mary Ann Case | Sun City, AZ | 2:27.53 | 2024 |
| 200 METER BUTTERFLY | ||||
| Men | Name | City/State | Mark | Year |
| 50-54 | Kurt Dickson | Glendale, AZ | 2:28.69 | 2018 |
| 55-59 | Kurt Dickson | Manhattan, KS | 2:29.31 | 2022 |
| 60-64 | Fred Baird | West Jordan, UT | 2:50.28 | 2012 |
| 65-69 | Mark Modjeska | Prescott, AZ | 2:47.71 | 2018 |
| 70-74 | Mark Modjeska | Prescott, AZ | 3:00.25 | 2023 |
| 75-79 | Douglas Springer | Tucson, AZ | 3:13.73 | 2021 |
| 80-84 | Francis Williams | Las Cruces, NM | 4:09.67 | 2022 |
| 85-89 | Frank Tanner | Oceanside, CA | 5:05.95 | 2016 |
| 90-94 | Ole Larson | Boone, NC | 5:46.96 | 2011 |
| Women | Name | City/State | Mark | Year |
| 50-54 | Susan Ingraham | San Antonio, TX | 2:59.05 | 2012 |
| 55-59 | Susan Ingraham | San Antonio, TX | 3:05.59 | 2015 |
| 60-64 | Karlyn Pipes | Kailua Kona, HI | 3:01.03 | 2024 |
| 65-69 | Penny Noyes | Bowling Green, KY | 3:02.56 | 2022 |
| 70-74 | Daniela Barnea | Palo Alto, CA | 3:50.35 | 2014 |
| 75-79 | Mary Ann Case | Sioux Falls, SD | 4:29.93 | 2016 |
| 80-84 | Daniela Barnea | Palo Alto, CA | 4:20.81 | 2024 * |
| 85-89 | Jean Durston | Concord, CA | 5:42.80 | 1999 |