October 4, 2018 - October 5, 2018 NSW Girls Championships Ryde-Eastwood Leagues Club 117 Ryedale Road, West Ryde, NSW, Australia
October 10, 2018 - October 12, 2018 City of Sydney Junior Ryde-Eastwood Leagues Club 117 Ryedale Road, West Ryde, NSW, Australia
October 13, 2018 - October 14, 2018 Queensland Women’s & Girls’ Championships Anglican Church Grammar School (Churchie) Oaklands Parade, East Brisbane, QLD, Australia
October 13, 2018 - October 14, 2018 Kingsley Open North Woodvale Primary School 4 Chichester Dr, Woodvale, WA, Australia
October 14, 2018 - October 21, 2018 1st World Team Championship for Disabled Wyndham Garden Dresden Wilhelm-Franke-Straße 90, Dresden, Germany, Germany
October 15, 2018 - October 18, 2018 World Youth U14/16/18 Rapid & Blitz Championships Halkidiki, Greece Halkidiki, Greece, Greece
October 19, 2018 - November 1, 2018 World Youth U14/16/18 Championships Halkidiki, Greece Halkidiki, Greece, Greece
October 27, 2018 - October 28, 2018 Leo Wilkinson Memorial City of Redcliffe Chess Club Room F1, Buchanan Street, Rothwell, QLD, Australia
November 2, 2018 - November 12, 2018 Asian Seniors Championships Tagaytay, Philipines Tagaytay, Philippines, Philippines
November 2, 2018 - November 6, 2018 Greg Hjorth Open Weekender Melbourne Chess Club 66 Leicester St, Fitzroy, VIC, Australia
November 3, 2018 - November 16, 2018 World Cadets U8/10/12 Championships Santiago de Compostela Santiago de Compostela, Galicia, Spain, Spain
November 8, 2018 South Australian Seniors Championships SA Chess Centre 10 Ranelagh Street, Adelaide, SA, Australia
November 9, 2018 - November 28, 2018 World Championship Match – Carlsen v Caruana The College in Holborn The College, Holborn, London, United Kingdom
November 10, 2018 - November 11, 2018 Gold Coast Junior Masters Gold Coast, QLD Gold Coast, QLD, Australia
November 17, 2018 - November 18, 2018 Vikings Weekender Vikings Club 9 Ricardo St, Erindale, ACT, Australia
November 24, 2018 - November 25, 2018 Christmas Open Leeming Primary School Meharry Rd, Leeming, WA, Australia
November 24, 2018 - December 3, 2018 World Youth U16 Olympiad Manavgat-Antalya, Turkey Manavgat-Antalya, Turkey, Turkey