The British swimming champions over 100 metres freestyle, formerly the (Amateur Swimming Association (ASA) National Championships) are listed below.

The event was originally contested over 110 yards and then switched to the metric conversion of 100 metres in 1971. In 1963 Bob McGregor of Scotland set a world record in the heats (54.4 sec) and the final (54.1 sec). In 1975 and 1984 there was a dead-heat in the women's final.

The most successful male and female competitors in the history of the event are Bob McGregor with six titles between 1962 and 1968, and Karen Pickering with seven. Fran Halsall has won the most consecutive titles, six from 2009 to 2014. The current champions (2025) are Matt Richards (his second) and Freya Anderson (her fifth).

100 metres freestyle champions YearMen's championWomen's champion110 yards110 yards1946 Alex JanyNancy Riach1947Pat KendallNancy Riach1948Ronald StedmanMargaret Wellington1949 Ronald Stedman Betty Turner1950 Pat KendallMargaret Linton1951 Göran LarssonMargaret Linton1952 Jack WardropAngela Barnwell1953 Ronald RobertsJean Botham1954 Geoffrey Baxter Jean Botham1955 Ronald Roberts Fearne Ewart1956 Neil McKechnie Virginia Grant1957 Neil McKechnie Diana Wilkinson1958 Ian Black Judy Grinham1959 Ian BlackNatalie Steward1960 Stan Clarke Natalie Steward1961 John Martin-DyeDiana Wilkinson1962 Bob McGregor Diana Wilkinson1963 Bob McGregorDiana Wilkinson1964 Bob McGregorDiana Wilkinson1965 Bob Lord Marion Lay1966 Bob McGregor Pauline Sillett1967 Bob McGregorAlexandra Jackson1968Bob McGregor Alexandra Jackson1969 Malcolm WindeattAlexandra Jackson1970 Malcolm WindeattAlexandra Jackson100 metres100 metres1971 Malcolm WindeattLinda Hill1972Malcolm WindeattLesley Allardice1973Colin CunninghamLesley Allardice1974Brian BrinkleyGail Amundrud1975Gordon DownieSusan Barnard & Debbie Hill1976Kevin BurnsCheryl Brazendale1977Martin SmithVanessa Bullock1978Richard BurrellSharron Davies1979Richard Burrell1980Martin SmithJune Croft1981 Mark TaylorJune Croft1982 David LoweJune Croft1983 David LoweJune Croft1984 David LoweKate Jackson & Debra Gore1985Mark ReynoldsAlyson Jones1986Roland LeeAnnette Cowley1987 Roland LeeZara Long1988Andy JamesonConny van Bentum1989Mike FibbensKaren Pickering1990John SteelKaren Pickering1991Mike FibbensKaren Pickering1992Mike FibbensKaren Pickering1993Mike FibbensKaren Pickering1994Nicholas ShackellSue Rolph1995Simon HandleySue Rolph1996Gavin MeadowsJessica Craig1997Gavin MeadowsKaren Pickering1998Sion BrinnSue Rolph1999Gavin MeadowsSue Rolph2000Mark StevensKaren Pickering2001Paul PalmerRosalind Brett2002Matthew KiddMelanie Marshall2003Chris CozensAlison Sheppard2004Matthew KiddMelanie Marshall2005Chris CozensMelanie Marshall2006Ross DavenportRosalind Brett2007Daniel CoombsKate Richardson2008Ben HockinCaitlin McClatchey2009Adam BrownFrancesca Halsall2010Adam BrownFrancesca Halsall2011Adam BrownFrancesca Halsall2012Simon BurnettFrancesca Halsall2013Adam BrownFrancesca Halsall2014Adam BrownFrancesca Halsall2015Calum JarvisSiobhan-Marie O'Connor2016Duncan ScottSiobhan-Marie O'Connor2017Duncan ScottFreya Anderson2018Lewis BurrasFreya Anderson2019Duncan ScottFreya AndersonNot held during 2020 and 2021 due to the COVID-19 pandemic2022Lewis BurrasAnna Hopkin2023Lewis BurrasFreya Anderson2024Matt RichardsAnna Hopkin2025Matt RichardsFreya Anderson2026Matt RichardsEva Okaro

See also Aquatics GB List of British Swimming champions

References