# List of Guamanian records in swimming

The Guamanian records in swimming are the fastest ever performances of swimmers from Guam, which are recognised and ratified by the Guam Swimming Federation.
All records were set in finals unless noted otherwise.

## Long Course (50 m)
### Men

| Event | Time | | Name | Club | Date | Meet | Location |
| 50m freestyle | 23.54 | | Christopher Duenas | Guam | 6 December 2009 | East Asian Games | Kowloon, Hong Kong |
| 100m freestyle | 51.50 | h | Jagger Stephens | Guam | 5 August 2015 | World Championships | Kazan, Russia |
| 200m freestyle | 1:53.88 | | Ken Barcinas | Tsunami | 7 September 2014 | Japan Inter College Championships | Japan |
| 400m freestyle | 4:06.89 | h | Jonathan Sakovich | Guam | 23 September 1988 | Olympic Games | Seoul, South Korea |
| 800m freestyle | 8:45.80 | | Benjamin Schulte | Guam | 10 December 2011 | Queensland Championships | Brisbane, Australia |
| 1500m freestyle | 16:26.77 | h | Jonathan Sakovich | Guam | 24 September 1988 | Olympic Games | Seoul, South Korea |
| 50m backstroke | 28.38 | h | Jagger Stephens | Guam | 6 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 100m backstroke | 1:00.15 | | Patrick Sagisi | Guam | 21 September 1991 | South Pacific Games | Port Moresby, Papua New Guinea |
| 200m backstroke | 2:13.46 | | Ken Barcinas | Tsunami | 10 April 2010 | All Island Invitational | Hagåtña, Guam |
| 50m breaststroke | 28.75 | not ratified | Benjamin Schulte | Guam | 11 July 2019 | Pacific Games | Apia, Samoa |
| 100m breaststroke | 1:03.29 | h | Benjamin Schulte | Guam | 6 August 2016 | Olympic Games | Rio de Janeiro, Brazil |
| 200m breaststroke | 2:21.45 | | Benjamin Schulte | Guam | 19 February 2016 | - | The Bahamas |
| 50m butterfly | 25.93 | | Tasi Limtiaco | Tsunami | 30 May 2015 | - | Hagåtña, Guam |
| 100m butterfly | 55.05 | not ratified | Daniel O'Keeffe | Guam | 1 January 2000 | | |
| 200m butterfly | 2:11.65 | | James Hendrix | Tsunami | 13 August 2021 | Kanto Championships | Japan |
| 200m individual medley | 2:09.22 | | Benjamin Schulte | Guam | 9 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 400m individual medley | 4:39.11 | | Benjamin Schulte | Guam | 7 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 4×50m freestyle relay | 1:40.10 | | Ken BarcinasTasi LimtiacoTetsuya IijimaJagger Stephens | Tsunami | 30 May 2015 | - | Hagåtña, Guam |
| 4×100m freestyle relay | 3:38.56 | | Christopher DuenasTanner PoppeBenjamin SchulteJagger Stephens | Guam | 6 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 4×200m freestyle relay | 8:09.39 | | Benjamin Schulte (1:59.26)Tommy Joe ImazuChristopher DuenasJagger Stephens | Guam | 7 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 4×50m medley relay | 1:54.54 | | Ken BarcinasTetsuya IijimaJagger StephensAlejandro Cruz-Atoigue | Tsunami | 7 March 2015 | - | Hagåtña, Guam |
| 4×100m medley relay | 4:07.98 | h | Patrick SagisiAdrian RomeroGlenn DiazRay Flores | Guam | 31 July 1992 | Olympic Games | Barcelona, Spain |

### Women

| Event | Time | | Name | Club | Date | Meet | Location |
| 50m freestyle | 27.44 | h | Mia Lee | Guam | 22 November 2023 | Pacific Games | Honiara, Solomon Islands |
| 100m freestyle | 1:00.87 | | Manami Iijima | Tsunami | 22 August 2007 | Japan | |
| 200m freestyle | 2:12.04 | | Manami Iijima | Guam | 8 January 2009 | Pan Pacific Junior Championships | Yona, Guam |
| 400m freestyle | 4:36.81 | | Misaki Iijima | Tsunami | 16 October 2010 | - | Hagåtña, Guam |
| 800m freestyle | 9:34.85 | | Misaki Iijima | Tsunami | 20 February 2010 | - | Hagåtña, Guam |
| 1500m freestyle | 18:49.54 | | Samantha Hon | Tsunami | 31 March 2007 | - | Saipan, Northern Mariana Islands |
| 50m backstroke | 31.52 | | Misaki Ijima | Tsunami | 18 February 2012 | - | Hagåtña, Guam |
| 100m backstroke | 1:07.74 | | Misaki Iijima | Tsunami | 18 February 2012 | - | Hagåtña, Guam |
| 200m backstroke | 2:26.75 | | Misaki Iijima | Tsunami | 27 May 2011 | Guam Championships | Hagåtña, Guam |
| 50m breaststroke | 33.35 | | Pilar Shimizu | Guam | 8 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 100m breaststroke | 1:15.76 | h | Pilar Shimizu | Guam | 29 July 2012 | Olympic Games | London, United Kingdom |
| 200m breaststroke | 2:46.81 | | Barbara Pexa | Manhoben | 21 September 1991 | South Pacific Games | Port Moresby, Papua New Guinea |
| 50m butterfly | 29.72 | | Mia Lee | Manhoben | 22 October 2022 | Langoy Filipinas Invitational | Philippines |
| 100m butterfly | 1:06.98 | | Xenavee Pangelinan | SSC | 8 January 2000 | - | Hagåtña, Guam |
| 200m butterfly | 2:32.36 | | Manami Iijima | Tsunami | 1 June 2007 | - | Hagåtña, Guam |
| 200m individual medley | 2:29.99 | | Xenavee Pangelinan | SSC | 30 December 1999 | - | Hagåtña, Guam |
| 400m individual medley | 5:14.93 | | Xenavee Pangelinan | SCC | 7 January 2000 | - | Hagåtña, Guam |
| 4×50m freestyle relay | 2:00.21 | | Misaki IijimaMadison PackbierSamantha HonLeilani Koiwa | Tsunami | 24 January 2015 | - | Hagåtña, Guam |
| 4×100m freestyle relay | 4:18.06 | | Tina ChingAnnie DierkingBarbara GayleVeronica Cummings | Guam | 12 December 1987 | South Pacific Games | Nouméa, New Caledonia |
| 4×200m freestyle relay | 9:26.80 | | Manami IijimaMisaki IijimaAllie LaiRione Ema | Guam | 9 January 2009 | Pan Pacific Junior Championships | Yona, Guam |
| 4×100m medley relay | 2:15.71 | | Sheila CummingsTammie KaaeBarbara GayleVeronica Cummings | Manukai Athletic Club | 1 April 1989 | | |
| 4×100m medley relay | 4:48.27 | | Kellie KaaeBarbara PexaTammie KaaeClaudia Clement | Guam | 12 September 1991 | | |

### Mixed relay

| Event | Time | | Name | Club | Date | Meet | Location |
| 4×50 m freestyle relay | 1:44.98 | | Pilar Shimizu (28.06)Mineri Gomez (29.36)Christopher Duenas (24.60)Jagger Stephens (22.96) | Guam | 9 July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 4×100 m freestyle relay | 3:52.29 | h | Israel Poppe (54.12)James Hendrix (53.87)Amaya Bollinger (1:03.04)Mia Lee (1:01.26) | Guam | 17 February 2024 | World Championships | Doha, Qatar |
| 4×50 m medley relay | 1:59.87 | | Jagger StephensPilar ShimizuChristopher DuenasAmanda Poppe | Guam | July 2015 | Pacific Games | Port Moresby, Papua New Guinea |
| 4×100 m medley relay | 4:30.74 | h | James Hendrix (1:04.34)Israel Poppe (1:11.84)Amaya Bollinger (1:13.33)Mia Lee (1:01.23) | Guam | 14 February 2024 | World Championships | Doha, Qatar |

## Short Course (25 m)
### Men

| Event | Time | | Name | Club | Date | Meet | Location |
| 50m freestyle | 23.62 | rh | Benjamin Schulte | Guam | 12 December 2018 | World Championships | Hangzhou, China |
| 100m freestyle | 52.00 | h | Christopher Duenas | Guam | 15 December 2012 | World Championships | Istanbul, Turkey |
| 200m freestyle | 2:00.16 | h | Johnny Rivera | Guam | 12 December 2012 | World Championships | Istanbul, Turkey |
| 400m freestyle | 4:31.03 | h | Tommy Imazu | Guam | 5 December 2014 | World Championships | Doha, Qatar |
| 800m freestyle | 9:41.49 | † | Tommy Imazu | Guam | 7 December 2014 | World Championships | Doha, Qatar |
| 1500m freestyle | 18:30.2 | | Tommy Imazu | Guam | 7 December 2014 | World Championships | Doha, Qatar |
| 50m backstroke | 31.36 | h | Santiago Poppe | Guam | 23 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 100m backstroke | 1:12.30 | h | Tommy Imazu | Guam | 3 December 2014 | World Championships | Doha, Qatar |
| 200m backstroke | 2:40.53 | h | Tanner Poppe | Guam | 7 December 2014 | World Championships | Doha, Qatar |
| 50m breaststroke | 28.05 | h | Benjamin Schulte | Guam | 15 December 2018 | World Championships | Hangzhou, China |
| 100m breaststroke | 1:02.01 | h | Benjamin Schulte | Guam | 11 December 2018 | World Championships | Hangzhou, China |
| 200m breaststroke | 2:51.04 | h | Tanner Poppe | Guam | 5 December 2014 | World Championships | Doha, Qatar |
| 50m butterfly | 26.92 | h | Christopher Duenas | Guam | 5 December 2014 | World Championships | Doha, Qatar |
| 100m butterfly | 1:02.06 | h | Tanner Poppe | Guam | 23 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 200 m butterfly | | | | | |
| 100 m individual medley | | | | | |
| 200m individual medley | 2:28.23 | h | Tommy Imazu | Guam | 5 December 2014 | World Championships | Doha, Qatar |
| 400 m individual medley | | | | | |
| 4×50 m freestyle relay | | | | | | |
| 4×100 m freestyle relay | | | | | | |
| 4×200 m freestyle relay | | | | | | |
| 4×50 m medley relay | | | | | | |
| 4×100 m medley relay | | | | | | |

### Women

| Event | Time | | Name | Club | Date | Meet | Location |
| 50m freestyle | 29.42 | h | Michelle Ysrael | Guam | 18 December 2010 | World Championships | Dubai, United Arab Emirates |
| 100m freestyle | 1:02.37 | h | Pilar Shimizu | Guam | 16 December 2010 | World Championships | Dubai, United Arab Emirates |
| 200m freestyle | 2:23.99 | h | Danielle Atoigue | Guam | 16 December 2012 | World Championships | Istanbul, Turkey |
| 400 m freestyle | | | | | |
| 800 m freestyle | | | | | |
| 1500 m freestyle | | | | | |
| 50m backstroke | 34.67 | h | Amanda Poppe | Guam | 23 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 100m backstroke | 1:16.35 | h | Amanda Poppe | Guam | 24 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 200 m backstroke | | | | | |
| 50m breaststroke | 35.25 | h | Pilar Shimizu | Guam | 15 December 2010 | World Championships | Dubai, United Arab Emirates |
| 100m breaststroke | 1:18.36 | h | Pilar Shimizu | Guam | 17 December 2010 | World Championships | Dubai, United Arab Emirates |
| 200m breaststroke | 2:51.66 | h | Pilar Shimizu | Guam | 19 December 2010 | World Championships | Dubai, United Arab Emirates |
| 50m butterfly | 31.44 | h | Mineri Gomez | Guam | 24 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 100m butterfly | 1:13.32 | h | Mineri Gomez | Guam | 23 September 2017 | Asian Indoor and Martial Arts Games | Ashgabat, Turkmenistan |
| 200 m butterfly | | | | | |
| 100m individual medley | 1:20.52 | h | Danielle Atoigue | Guam | 13 December 2012 | World Championships | Istanbul, Turkey |
| 200 m individual medley | | | | | |
| 400 m individual medley | | | | | |
| 4×50 m freestyle relay | | | | | | |
| 4×100 m freestyle relay | | | | | | |
| 4×200 m freestyle relay | | | | | | |
| 4×50 m medley relay | | | | | | |
| 4×100 m medley relay | | | | | | |

### Mixed relay

| Event | Time | | Name | Club | Date | Meet | Location | Ref |
| 4×50 m freestyle relay | 1:49.08 | h | Benjamin Schulte (23.62)Amanda Joy Poppe (31.01)Mineri Kurotori Gomez (29.53)James Hendrix (24.92) | Guam | 12 December 2018 | World Championships | Hangzhou, China | |
| 4×50 m medley relay | 2:00.76 | h | Amanda Joy Poppe (35.68)Benjamin Schulte (27.61)Mineri Kurotori Gomez (32.41)James Hendrix (25.06) | Guam | 13 December 2018 | World Championships | Hangzhou, China | |