Hannah Irwin (born 23 June 1998) is a British long-distance runner. She competed at the 2022 Commonwealth Games over 10,000m representing Northern Ireland. That year, she set a new Northern Irish national record for the 10,000m. In 2023, she set a new Northern Irish national record for the half marathon.^[1]

From Cambridge, Irwin studied English with Creative Writing at Surrey University, and writes poetry in her spare time. Irwin recovered from an anaemia diagnosis in 2017.^[2] In 2020 Irwin wrote about overcoming problems with disordered eating when she was younger.^[3]

Irwin made her British debut in June 2022 at the European 10,000m Cup, where the British team came home with a bronze medal.^[4] Prior to that, Irwin had run a new personal best and set a new Northern Ireland record of 32:25.34 for the 10,000m competing at the Night of the 10,000m PBs at Parliament Hill in May 2022.^[5][6] In June 2022 Irwin set a new 5000m personal best of 15:45.87 at the Woodside Stadium in Watford.^[7]

Irwin was selected as path of the Northern Ireland squad for the 2022 Commonwealth Games held in Birmingham, England.^[8] However, she did not finish the 10,000m race at the event.^[9] She was later diagnosed with a metatarsal fracture which prevented her competing for several months.^[10]

In August 2023, she broke the Northern Irish national record for the half marathon, running 1:11:05 in County Antrim.^[11]

She was selected for the Half Marathon race at the 2025 European Running Championships in April 2025 in Leuven, Belgium.^[12] Competing at the championships on 12 April 2025, she finished in sixteenth place in a time of 73:54.^[13] On 31 December 2025, Irwin ran a 15:27 personal best on the road at the Battersea 5K, placing second.^[14] Competing in Valencia on 11 January 2026, Irwin lowered the Northern Ireland record for the 10km, with a time of 31:32.^[15][16]