| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| 1315-3 | Bella Ives | - |  | Team Tag |
| 124 | Bella Ives | (F) Open | | Youth Super Sprint |
| 1309-4 | Ben Campbell-MacDonald | - | | Team Tag |
| 1324-2 | Ben Chidgey | - | | Team Tag |
| 2010 | Ben Chidgey | (M) Open | | Erin Baker Individual |
| 139 | Ben Raven | (M) Open | | Youth Super Sprint |
| 1312-4 | Ben Raven | - | | Team Tag |
| 780 | Ben Sinnamon | (M) 30-34 | | Tri NZ National Sprint Championships |
| 323 | Beverley Hussey | (F) Open | | Try a tri |
| 715 | Blake Miller | (M) 16-19 | | Tri NZ National Sprint Championships |
| 703 | Brendan McCormack | (M) 60-64 | | Tri NZ National Sprint Championships |
| 717 | Brendan Moore | (M) 50-54 | | Tri NZ National Sprint Championships |
| 515 | Brendon Bergs | (M) 16-19 | | Tri NZ National Sprint Championships |
| 1305-4 | Brendon Vesty | - | | Team Tag |
| 806 | Brendon Vesty | (M) 45-49 | | Tri NZ National Sprint Championships |
| 651 | Brent Hussey | (M) 50-54 | | Tri NZ National Sprint Championships |
| 529 | Brian Boyle | (M) 75-79 | | Tri NZ National Sprint Championships |
| 851 | Brian Weetman | (M) 55-59 | | Tri NZ National Sprint Championships |
| 549 | Brianna Carson | (F) 16-19 | | Tri NZ National Sprint Championships |
| 828 | Briley Zimmerman | (F) 20-24 | | Tri NZ National Sprint Championships |
| 2064 | Brodie Tokios | (F) Open | | Erin Baker Individual |
| 641 | Bron Healey | (M) 40-44 | | Tri NZ National Sprint Championships |
| 646 | Bryce Hirschberg | (M) 20-24 | | Tri NZ National Sprint Championships |
| 1314-2 | Bryce Hirschberg | - | | Team Tag |
| 539 | Buck Buchanan | (M) 50-54 | | Tri NZ National Sprint Championships |
| 679 | Caitlin Leach | (F) 25-29 | | Tri NZ National Sprint Championships |
| 845 | Caleb Ney | (M) 16-19 | | Tri NZ National Sprint Championships |
| 1305-1 | Callum Campbell | - | | Team Tag |
| 547 | Callum Campbell | (M) 40-44 | | Tri NZ National Sprint Championships |
| 628 | Callum Hancock | (M) 16-19 | | Tri NZ National Sprint Championships |
| 837 | Callum Hockey | (M) 16-19 | | Tri NZ National Sprint Championships |
| 792 | Calum Sutherland | (M) 16-19 | | Tri NZ National Sprint Championships |
| 517 | Cam Bichan | (M) 25-29 | | Tri NZ National Sprint Championships |
| 131 | Cameron Maunder | (M) Open | | Youth Super Sprint |
| 2088 | Cameron Paul | (M) Open | | Erin Baker Individual |
| 115 | Caoilinn Gray | (F) Open | | Youth Super Sprint |
| 544 | Carl Cairns | (M) 40-44 | | Tri NZ National Sprint Championships |
| 311 | Carla McKenzie | (F) Open | | Try a tri |
| 2022 | Carleen Gibbons | (F) Open | | Erin Baker Individual |
| 590 | Carolina Diaz | (F) 40-44 | | Tri NZ National Sprint Championships |
| 2059 | Carolyn Squance | (F) Open | | Erin Baker Individual |
| 1323-1 | Casper Leuten | - | | Team Tag |
| 2049 | Cassie Nicholson | (F) Open | | Erin Baker Individual |
| 501 | Catherine Alderton | (F) 55-59 | | Tri NZ National Sprint Championships |
| 659 | Catrina Isiah | (F) 40-44 | | Tri NZ National Sprint Championships |
| 778 | Celia Short | (F) 65-69 | | Tri NZ National Sprint Championships |
| 1006 | Charles Jessen | (M) Open | | Splash n Dash |
| 645 | Charli Herbert | (F) 16-19 | | Tri NZ National Sprint Championships |
| 134 | Charlie Moon | (M) Open | | Youth Super Sprint |
| 2060 | Charlie Squance | (M) Open | | Erin Baker Individual |
