Kammala jumla mai zuwa: Illingworth ya lashe gasar zakarun Australiya ta 2014 a Springvale, Victoria tare da ci 8/11. Ya zira kwallaye 61⁄2/9 ga Ostiraliya a gasar
Gasar Olympiad ta Chess ta 2014 a cikin Tromsø. A watan da ya biyo baya, ya cimma matsayinsa na biyu a gasar cin kofin GM ta Asabar ta farko a watan Satumbar 2014, inda ya dauki matsayi na farko. Kyakkyawan sakamakon gida sun haɗa da cin nasarar 2014 MCC Hjorth Open tare da ci 9/9 kuma ya raba matsayi na biyu tare da Murtas Kazhgaleyev a 2015 Australian Open. Illingworth ya lashe gasar zakarun Oceania ta shekarar 2015 bayan wasan da ya buga da Brodie McClymont. A sakamakon haka, ya cancanci yin wasa a gasar cin kofin duniya ta FIDE. A watan Janairun 2017 Illingworth ya lashe gasar Australian Open Championship a Brisbane. Ya sake lashe gasar zonal ta Oceania a shekarar 2019, wanda aka gudanar a Guam.