Kacey Ainsworth
- Born
- 19 October 1968 (57 years)
- Place of birth
- Ware, Hertfordshire, England
- Gender
- Female
Kacey Ainsworth (born 19 October 1968) is an English actress, known for her roles as Little Mo Mitchell in the BBC soap opera EastEnders and Cathy Keating in the ITV drama series Grantchester.
