Wendy Davies or Davis may refer to:
- Wendy Davis (actress) (born 1966), American actress
- Wendy Davis (politician) (born 1963), American politician
- Wendy Davis (rugby union), rugby union player who represented Wales
- Dame Wendy Davies, British headteacher (Selly Park Technology College for Girls; see the list of dames commander of the Order of the British Empire))
- Wendy Davies, OBE, professor of history