2026 Year in Review: Duathlon National Championships

Looking back at the Year in Review – the 2026 Duathlon National Championships brought an exciting morning of racing to Phoenix Park on Sunday 19th April, as athletes from across Ireland came together to compete for national titles.

Phoenix Park - 2026 DUATHLON CHAMPS

Hosted by Belpark Triathlon Club, the National Championships saw athletes take on a challenging 4.6km run, 19km bike and 4km run course.

With returning champions defending their titles and new talent making its mark, the racing delivered plenty of excitement across both the Open and Female fields. At the end of a fiercely competitive day, Niall Cornyn and Emma O’Brien emerged as the 2026 National Champions, leading a talented field of athletes across the finish line.

In the Open Race Niall Cornyn delivered a standout performance, leading from the start to secure the 2026 Duathlon National Championship title and successfully defend his 2025 title.

The Female Championship produced an intense contest, with Emma O’Brien of Wicklow Triathlon Club delivered an exceptionally strong performance to claim the 2026 Duathlon National Champion title against a competitive field.

Open Championship Podium

Overall Winner	1st	Niall Cornyn
Overall Winner	2nd	Leo Corry
Overall Winner	3rd	Sean McMahon
Overall Junior	1st	Evan Tosh
Overall Junior	2nd	Gabriel Le Donne
Overall Junior	3rd	Flynn Johansson

Female Championship Podium

Overall Winner	1st	Emma O’Brien
Overall Winner	2nd	Helen Perry
Overall Winner	3rd	Saoirse O’Brien
Overall Junior	1st	Nessa Mangan
Overall Junior	2nd	Aoife McGrady

AGE GROUP Podiums

Athletes across the Age Groups produced outstanding performances, with national medals on the line.

Beyond the overall titles, Phoenix Park also played host to the Age Group National Champs. From 16-17 through to 70-74, athletes competed for national honours.

Congratulations to every age group champion and medal winner from the 2026 Duathlon National Champs!

Age Group Open and Female Podiums

Female podium

16-17	1st	Aoife McGrady
18 – 19	1st	Nessa Mangan
20-24	1st	Saoirse O’Brien
20-24	2nd	Manon Laboure
20-24	3rd	Sarah Blackett
25-29	1st	Emma O’Brien
25-29	2nd	Sarah Diamond
25-29	3rd	Amy Pollmann-Daamen
30-34	1st	Ana Serdoner
30-34	2nd	Fiona Riordan
30-34	3rd	Althea Lonergan
35-39	1st	Helen Perry
35-39	2nd	Kathleen Ryan
35-39	3rd	Alice Harding
40-44	1st	Andrea Brennan
40-44	2nd	Carmel Moran
40-44	3rd	Ava Whelan
45-49	1st	Maura Barry
45-49	2nd	Elizabeth Shouldice
45-49	3rd	Helen Byers
50-54	1st	Lilly O’Dea
50-54	2nd	Sinéad Renton
50-54	3rd	Sinead Del Bello
55-59	1st	Geraldine Leete
55-59	2nd	Linda O’Sullivan
55-59	3rd	Nollaigh O’Neill
60-64	1st	Sharon Cahill
60-64	2nd	Caroline Murphy
60-64	3rd	Eileen O’Sullivan
65-69	1st	Jacinta O’Keeffe
70-74	1st	Majella Diskin

Open podium

16-17	1st	Evan Tosh
16-17	2nd	Flynn Johansson
18 – 19	1st	Gabriel Le Donne
18 – 19	2nd	Fionn Doohan
18 – 19	3rd	Alex Loughman
20-24	1st	Sean McMahon
20-24	2nd	Archie Bremner
20-24	3rd	Samuel Carr
25-29	1st	Leo Corry
25-29	2nd	Luke Smith
25-29	3rd	Ciaran Kyne
30-34	1st	Niall Cornyn
30-34	2nd	Justin Bloomer
30-34	3rd	Isaac Kerr
35-39	1st	Ben Butler
35-39	2nd	Ben Hickey
35-39	3rd	Barry Egan
40-44	1st	James Graham
40-44	2nd	Eoin Bailey
40-44	3rd	Simon Befort
45-49	1st	Enda Bagnall
45-49	2nd	Liam Dunne
45-49	3rd	Enda Marren
50-54	1st	Ruaidhri Geraghty
50-54	2nd	Ernest Asensio Blasco
50-54	3rd	Kilian Dooley
55-59	1st	Toby Bedell
55-59	2nd	Jose Tome
55-59	3rd	Michael Conway
60-64	1st	Peter McConville
60-64	2nd	Harry McDermott
60-64	3rd	Matteo Castagna
65-69	1st	Martin O’Grady
65-69	2nd	Wilson McAlister
65-69	3rd	Ciaran Tobin
70-74	1st	Peter McLaughlin
70-74	2nd	Declan Murray
70-74	3rd	Timothy Horgan

Celebrating the people behind the race

The Duathlon National Championships would not be possible without the commitment of the organising club Belpark TC, race officials, volunteers and everyone working behind the scenes.

Join us at the Triathlon Ireland Awards

The celebrations will continue at the Triathlon Ireland Awards Night on Saturday 7th November 2026, at the Royal Marine Hotel in Dún Laoghaire, Dublin.

The Awards Night will bring the curtain down on another remarkable season, recognising the achievements of our 2026 champions, clubs, volunteers and the wider Triathlon Ireland community.

It will be an opportunity to celebrate the performances that have made this season one to remember, including the athletes who earned national honours in Phoenix Park.

Join us in celebrating our champions and the people who make Irish triathlon and duathlon such a vibrant community.

Get your tickets today!