Sarah Louise Hardaker (born 1 December 1975) is a former English professional badminton player.

Hardaker who came from Kent and attended Gravesend Grammar School for Girls between 1987 and 1994, won the mixed doubles title at the English national junior championships in 1992/93 season partnered with Lee Boosey, and also the girls' doubles event in 1993/94 season partnered with Rebecca Pantaney.

[3] Hardaker competed at the World Championships in three consecutive years in 1997 Glasgow, 1999 Copenhagen, and 2001 Seville.

[4] Hardaker completing her undergraduate degree in sport science, and work at the Nuffield physiotherapist.

Before joining Nuffield, she used to work for the National Health Service at Barnet & Chase hospital whilst also being the club physio for Tabard RFC in Herts.