| Bibno. | Participant | Category | Club | Distance |
| 1460 | Laura Stockwell
Clapham Chasers
| (F) 35-39 | Clapham Chasers | Sprint |
|
| Club | Distance |
| Clapham Chasers | Sprint |
|
| 87 | Laura Stott-Allworthy | (F) 30-34 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 491 | Laura-Ann Mcgill | (F) 35-39 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 529 | Lauren Davies
GS HENLEY
| (F) 40-44 | GS HENLEY | ITU Sprint Qualifier |
|
| Club | Distance |
| GS HENLEY | ITU Sprint Qualifier |
|
| 1132 | Lauren Palmer | (F) 25-29 | | Sprint |
|
|
| 59 | Lauren Turvey
Birmingham Running And Triathlon (BRAT) Club
| (F) 25-29 | Birmingham Running And Triathlo. | ITU Sprint Qualifier |
|
| Club | Distance |
| Birmingham Running And Triathlo. | ITU Sprint Qualifier |
|
| 1298 | Laurence Flavell
Viceroy Triathlon Club (VTC)
| (M) 50-54 | Viceroy Triathlon Club (VTC) | Sprint |
|
| Club | Distance |
| Viceroy Triathlon Club (VTC) | Sprint |
|
| 1509 | Laurent Filliettaz | (M) 45-49 | | Sprint |
|
|
| 1729 | Lawrence Beckett | (M) 45-49 | | Sprint |
|
|
| 744 | Lawrie Procter
7oaks Triathlon Club
| (M) 50-54 | 7oaks Triathlon Club | ITU Sprint Qualifier |
|
| Club | Distance |
| 7oaks Triathlon Club | ITU Sprint Qualifier |
|
| 510 | Leah Hancock | (F) 35-39 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 1737 | Lee Drabwell | (M) 50-54 | | Sprint |
|
|
| 1730 | Lee Merrett
OxfordTri
| (M) 45-49 | OxfordTri | Sprint |
|
| Club | Distance |
| OxfordTri | Sprint |
|
| 372 | Lee Shipp
Diss Cycling Club
| (M) 35-39 | Diss Cycling Club | ITU Sprint Qualifier |
|
| Club | Distance |
| Diss Cycling Club | ITU Sprint Qualifier |
|
| 564 | Lena Poulton | (F) 40-44 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 131 | Leon Hayward
Hadleigh Hares A.C
| (M) 45-49 | Hadleigh Hares A.C | ITU Sprint Qualifier |
|
| Club | Distance |
| Hadleigh Hares A.C | ITU Sprint Qualifier |
|
| 956 | Lesley Fosbrook
Exeter Triathlon Club
| (F) 60-64 | Exeter Triathlon Club | ITU Sprint Qualifier |
|
| Club | Distance |
| Exeter Triathlon Club | ITU Sprint Qualifier |
|
| 661 | Lewis Calcutt
Tri Sport Epping
| (M) 40-44 | Tri Sport Epping | ITU Sprint Qualifier |
|
| Club | Distance |
| Tri Sport Epping | ITU Sprint Qualifier |
|
| 987 | Lewis Fogarty | (M) 25-29 | | Sprint |
|
|
| 539 | Lexie Elliott
Optima Racing Team
| (F) 40-44 | Optima Racing Team | ITU Sprint Qualifier |
|
| Club | Distance |
| Optima Racing Team | ITU Sprint Qualifier |
|
| 982 | Liam Campbell | (M) 20-24 | | Sprint |
|
|
| 350 | Liam Humble
Thames Turbo
| (M) 35-39 | Thames Turbo | ITU Sprint Qualifier |
|
| Club | Distance |
| Thames Turbo | ITU Sprint Qualifier |
|
| 474 | Liam O'mahoney
East London Triathletes
| (M) 25-29 | East London Triathletes | ITU Sprint Qualifier |
|
| Club | Distance |
| East London Triathletes | ITU Sprint Qualifier |
|
| 1796 | Liam Shoebridge | (M) Youth | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 1566 | Linda Koziol | (F) 50-54 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 943 | Linda Russell-Bond | (F) 60-64 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 1771 | Lindsay Haylock-Dunn | (F) 40-44 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 905 | Lindsay Hobson Barlow
Evolution Tri (evo Tri) Windsor
| (F) 50-54 | Evolution Tri (evo Tri) Windsor | ITU Sprint Qualifier |
|
| Club | Distance |
| Evolution Tri (evo Tri) Windsor | ITU Sprint Qualifier |
|
| 660 | Lindsay Pearson
Oxford Tri
| (M) 40-44 | Oxford Tri | ITU Sprint Qualifier |
|
| Club | Distance |
| Oxford Tri | ITU Sprint Qualifier |
|
| 1564 | Lisa Bull | (F) 45-49 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 913 | Lisa Proctor | (F) 55-59 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 942 | Liz Clegg
Tri Team Glos
| (F) 55-59 | Tri Team Glos | ITU Sprint Qualifier |
|
| Club | Distance |
| Tri Team Glos | ITU Sprint Qualifier |
|
| 598 | Lori Westcott
Team Dillon
| (F) 35-39 | Team Dillon | ITU Sprint Qualifier |
|
| Club | Distance |
| Team Dillon | ITU Sprint Qualifier |
|
| 100 | Lori Westcott
Team Dillon
| (F) 35-39 | Team Dillon | ITU Sprint Qualifier |
|
| Club | Distance |
| Team Dillon | ITU Sprint Qualifier |
|
| 1547 | Lorna Carmichael | (F) 35-39 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 580 | Lorna Silke | (F) 45-49 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 1181 | Lou Bracken Smith
JERSEY TRIATHLON CLUB
| (F) 40-44 | JERSEY TRIATHLON CLUB | Sprint |
|
| Club | Distance |
| JERSEY TRIATHLON CLUB | Sprint |
|
| 921 | Louise Alan-Smith
Crystal Palace Triathletes
| (F) 55-59 | Crystal Palace Triathletes | ITU Sprint Qualifier |
|
| Club | Distance |
| Crystal Palace Triathletes | ITU Sprint Qualifier |
|
| 1346 | Louise Crown | (F) 40-44 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 496 | Louise Douglass | (F) 35-39 | | ITU Sprint Qualifier |
|
| Club | Distance |
| - | ITU Sprint Qualifier |
|
| 504 | Louise Douglass
Performancecoaching.Me
| (F) 35-39 | Performancecoaching.Me | ITU Sprint Qualifier |
|
| Club | Distance |
| Performancecoaching.Me | ITU Sprint Qualifier |
|
| 929 | Louise Hutchinson
B2P Tri Club
| (F) 55-59 | B2P Tri Club | ITU Sprint Qualifier |
|
| Club | Distance |
| B2P Tri Club | ITU Sprint Qualifier |
|
| 1788 | Louise Ing | (F) 50-54 | | SuperSprint |
|
| Club | Distance |
| - | SuperSprint |
|
| 1466 | Louise Mandefield | (F) 40-44 | | Sprint |
|
|
| 1151 | Louise Matrunola | (F) 30-34 | | Sprint |
|
|
| 531 | Louise Rawlinson
Tri Sport Epping
| (F) 40-44 | Tri Sport Epping | ITU Sprint Qualifier |
|
| Club | Distance |
| Tri Sport Epping | ITU Sprint Qualifier |
|
| 1164 | Louise Webber | (F) 35-39 | | Sprint |
|
|
| 1671 | Lucien O'donoghue | (M) 25-29 | | Sprint |
|
|
| 1640 | Lucinda Springett
Ful-on-Tri
| (F) 30-34 | Ful-on-Tri | Sprint |
|
| Club | Distance |
| Ful-on-Tri | Sprint |
|
| 551 | Lucy Collins
VICEROYS TRIATHLON CLUB
| (F) 40-44 | VICEROYS TRIATHLON CLUB | ITU Sprint Qualifier |
|
| Club | Distance |
| VICEROYS TRIATHLON CLUB | ITU Sprint Qualifier |
|
