The British swimming champions over 400 metres individual medley, formerly the (Amateur Swimming Association (ASA) National Championships) are listed below.

The event was originally contested over 440 yards and then switched to the metric conversion of 400 metres in 1971. In 1968 there was a dead-heat in the men's final.

400 metres individual medley champions YearMen's championWomen's champion440 yards440 yards1963 Brian JenkinsAnita Lonsbrough1964 Tudor LaceyAnita Lonsbrough1965Sandy GilchristBarbara Hounsell1966Alan KimberSusan Williams1967 Alan KimberShelagh Ratcliffe1968Martyn Woodroffe & Alan KimberShelagh Ratcliffe1969Martyn Woodroffe Shelagh Ratcliffe1970Martyn WoodroffeShelagh Ratcliffe400 metres400 metres1971Steve RoxboroughDenise Banks1972Raymond TerrellDiane Walker1973Brian BrinkleyDiane Walker1974Jim CarterLeslie Cliff1975 Alan McClatcheyAnne Adams1976Alan McClatcheySharron Davies1977Alan McClatcheySharron Davies1978Simon GraySharron Davies1979 Sharron Davies1980Simon GraySharron Davies1981Stephen PoulterMaria Scott1982Stephen PoulterLouise Tate1983John DaveySarah Hardcastle1984Gary BinfieldKathy Read1985Kathy Read1986John DaveySarah Hardcastle1987John DaveyGaynor Stanley1988John DaveyTracey Atkin1989Paul BrewSuki Brownsdon1990John MunroZara Long1991Andy RolleyZara Long1992Grant RobinsHelen Slatter1993Grant RobinsMarie Hardiman1994David WarrenHelen Slatter1995James HickmanKatie Goddard1996Michael HalikaJodie Swallow1997Tatsuya KinugasaNicole Hetzer1998James HickmanSamantha Nesbit1999Michael HalikaMandy Loots2000Simon MilitisRachel Corner2001Simon MilitisHolly Fox2002Robin FrancisHolly Fox2003Robin FrancisRebecca Shaw2004Adrian TurnerRebecca Cooke2005Euan DaleRebecca Cooke2006Joseph RoebuckHannah Miley2007Joseph RoebuckHannah Miley2008Thomas HaffieldHannah Miley2009Thomas HaffieldHannah Miley2010Roberto PavoniHannah Miley2011Roberto PavoniHannah Miley2012Roberto PavoniHannah Miley2013Roberto PavoniHannah Miley2014Roberto PavoniAimee Willmott2015Dan WallaceHannah Miley2016Max LitchfieldHannah Miley2017Max LitchfieldHannah Miley2018Tom DeanMireia Belmonte2019Max LitchfieldAimee WillmottNot held during 2020 and 2021 due to the COVID-19 pandemic2022Duncan ScottFreya Colbert2023Charlie HutchisonFreya Colbert2024Max LitchfieldFreya Colbert2025Max LitchfieldAbbie Wood2026Max LitchfieldAmalie Smith

See also Aquatics GB List of British Swimming champions

References