| Men's 100m Individual Medley |
54.42 |
 Shaune Fraser |
CAY |
2015 |
| Men's 1500m Freestyle |
14:57.73 |
 Pal Joensen |
FAR |
2015 |
| Men's 200m Backstroke |
1:56.40 |
 Harry Shalamon |
JER |
2019 |
| Men's 200m Breaststroke |
2:14.82 |
Pal Joensen |
FAR |
2015 |
| Men's 200m Butterfly |
1:58.43 |
 Ian Powell |
GUE |
2011 |
| Men's 200m Freestyle |
1:47.66 |
 Alex Bregazzi |
IOM |
2019 |
| Men's 200m Individual Medley |
2:00.35 |
Harry Shalamon |
JER |
2019 |
| Men's 4 x 100m Freestyle Relay |
3:20.65 |
A McCullum B Fraser G Butler S Fraser |
CAY |
2013 |
| Men's 4 x 100m Medley Relay |
3:42.91 |
Shalaman H, Black I, Donaldson C, Gallichan T |
JER |
2015 |
| Men's 4 x 50m Freestyle Relay |
1:31.54 |
Guernsey Osborne Lowndes Hollingworth Munro |
GUE |
2013 |
| Men's 4 x 50m Medley Relay |
1:40.84 |
Shalaman H, Black I, Gallichan T & Jackson G |
JER |
2015 |
| Men's 400m Freestyle |
03:45.87 |
Pal Joensen |
FAR |
2009 |
| Men's 400m Individual Medley |
4:19.82 |
Alvi Hjelm |
FAR |
2019 |
| Men's 50m Backstroke |
24.59 |
Harry Shalamon |
JER |
2019 |
| Men's 50m Backstroke |
24.31 |
Harry Shalamon |
JER |
2019 |
| Men's 50m Breaststroke |
27.80 |
Ian Black |
JER |
2015 |
| Men's 50m Butterfly |
23.26 |
Brett Fraser |
CAY |
2013 |
| Men's 50m Freestyle |
21.73 |
Brett Fraser |
CAY |
2013 |
| Men's 800m Freestyle |
8:09.94 |
Oli Mortensen |
FAR |
2019 |
| Mixed 4 x 50m Freestyle Relay |
1:37.74 |
IOM - Laura Kinley Alex Breggazzi Olivia Marshall Joel Watterson |
IOM |
2019 |
NatWest Island Games - Guernsey 2023
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