John Dawnay
John Dawnay may refer to:
- Sir John Dawnay, English soldier
- John Dawnay, 1st Viscount Downe, MP for Pontefract and Yorkshire
- John Dawnay (MP), MP for Pontefract, grandson of the above
- John Dawnay, 4th Viscount Downe, MP for Cirencester and Malton, son of the above
- John Dawnay, 5th Viscount Downe, MP for Petersfield and Wootton Basset, son of the above
- John Dawnay, 9th Viscount Downe, Viscount Downe
- John Dawnay, 11th Viscount Downe, Viscount Downe