Aankomend weekend – of beter gezegd aankomende vrijdag en zaterdag – gaat het in St. George los tijdens het WK Ironman 70.3. Met een veld om van te smullen beloven het weer twee mooie races te worden. Hieronder zowel het mannen- als vrouwen startveld bij de profs:
Pro vrouwen:
| Bib | Last name | First name | Country |
| 1 | Charles-Barclay | Lucy | GBR |
| 2 | Knibb | Taylor | USA |
| 4 | Pallant-Browne | Emma | GBR |
| 6 | Hering | Jackie | USA |
| 7 | Lawrence | Holly | GBR |
| 8 | Bartlett | Nikki | GBR |
| 9 | Reischmann | Anne | DEU |
| 10 | Duffy | Flora | BMU |
| 14 | Findlay | Paula | CAN |
| 16 | Astle | Ruth | GBR |
| 17 | Jewett | Tamara | CAN |
| 19 | Salthouse | Ellie | AUS |
| 21 | Dant | Lydia | GBR |
| 22 | Simmonds | Imogen | CHE |
| 23 | Lewis | Danielle | USA |
| 24 | Wilms | Lotte | NLD |
| 25 | Riveros | Barbara | CHL |
| 26 | Genet | Manon | FRA |
| 27 | Lee | India | GBR |
| 28 | Pierre | Marjolaine | FRA |
| 29 | Thek | Grace | AUS |
| 30 | Smith | Lesley | USA |
| 31 | Jedrzejewska | Aleksandra | POL |
| 33 | Fillnow | Kelly | USA |
| 34 | Bailly | Alexia | FRA |
| 35 | Clavel | Charlene | FRA |
| 36 | Van Heerden | Natia | ZAF |
| 37 | Duke | Dimity-Lee | AUS |
| 38 | Guerard | Justine | FRA |
| 39 | Cymerman | Amy | USA |
| 40 | Catano | Sonja | USA |
| 42 | Brauer | Ali | USA |
| 43 | Priarone | Giorgia | ITA |
| 44 | Diederiks | Diede | NLD |
| 45 | Alexander | Grace | USA |
| 46 | Kleiser | Daniela | DEU |
| 48 | Krüger | Katharina | DEU |
| 49 | Bishop | Sarah | USA |
| 50 | Palacio | Romina | ARG |
| 52 | Iemmolo | Julie | FRA |
| 53 | Mitchell | Olivia | GBR |
| 54 | Sawyer | Mariella | ZAF |
| 55 | Du Luarte | Eloise | FRA |
| 56 | Bachelder St Pierre | Pamela-Ann | CAN |
| 57 | Demestichas | Stephanie | AUS |
| 58 | Kotfica | Paulina | POL |
| 59 | Alvarez | Palmira | USA |
| 61 | Lucas | Lottie | ARE |
| 63 | Olson | Rachel | USA |
| 64 | Pohjalainen | Tiina | FIN |
| 65 | Sanjana | Frankie | GBR |
Pro mannen:
| Bib | Last name | First name | Country |
| 1 | Iden | Gustav | NOR |
| 2 | Long | Sam | USA |
| 4 | Taagholt | Miki | DNK |
| 5 | Laundry | Jackson | CAN |
| 6 | Kanute | Ben | USA |
| 7 | Lagerstrom | Eric | USA |
| 8 | Ditlev | Magnus | DNK |
| 10 | Azevedo | Filipe | PRT |
| 11 | Blummenfelt | Kristian | NOR |
| 15 | Von Berg | Rudy | USA |
| 16 | Hanson | Matthew | USA |
| 18 | Chevrot | Denis | FRA |
| 19 | Funk | Frederic | DEU |
| 21 | West | Jason | USA |
| 23 | Smith | Kyle | NZL |
| 24 | Mignon | Clement | FRA |
| 28 | Royle | Aaron | AUS |
| 29 | Bendix Madsen | Thor | DNK |
| 31 | Noodt | Mika | DEU |
| 33 | Keulen | Youri | NLD |
| 34 | Petersen | Mathias | DNK |
| 35 | Stratmann | Jan | DEU |
| 36 | Foley | Trevor | USA |
| 37 | Mann | Nicolas | DEU |
| 38 | Magnien | Dylan | FRA |
| 39 | Zepuntke | Ruben | DEU |
| 40 | Costes | Antony | FRA |
| 41 | McMahon | Brent | CAN |
| 42 | Ceccarelli | Mattia | ITA |
| 43 | Toldi | Fernando | BRA |
| 44 | Viain | Simon | FRA |
| 45 | Free | Nicholas | AUS |
| 46 | STOJANOVIĆ | Ognjen | SRB |
| 47 | Montraveta Moya | Jordi | ESP |
| 48 | Ulloa | Martin | CHL |
| 49 | Teagle | James | GBR |
| 51 | Chase | Nicholas | USA |
| 52 | Jarrige | Yvan | FRA |
| 53 | Baelde | Sybren | BEL |
| 54 | Steenberg | Scott | DNK |
| 55 | Horseau | Arthur | FRA |
| 56 | Reuter | Fabian | DEU |
| 57 | Dubrick | Marc | USA |
| 58 | Rodriguez Hernandez | Tomas Andres | MEX |
| 59 | Sosinski | Jack | AUS |
| 60 | Trewhela | Vicente | CHL |
| 61 | Saez | Nicolas | CHL |
| 63 | Stornes | Casper | NOR |
| 64 | de Keyser | Christophe | BEL |
