Name
- Cooke, C P, collector of income tax for the British Museum2
- Cooper, Anthony, 9th Earl of Shaftesbury, soldier and courtier, 1869-19612
- Cooper, Diana Olivia Winifred Maud, née Manners wife of Alfred 1st Viscount Norwich2
- Coulter, John M, of the Department of Botany University of Chicago2
- Cox, J I, physician of Buxton2
- Cramp, C T, General Secretary The National Union of Railwaymen2
- Crew, Francis Albert Eley, Director Animal Breeding Research Department Edinburgh University2
- Cuddeford, Maj Roy B S ?2
- Cullis, Winifred Clara, Professor physiologist2
- Dalston Lambert and Son afterw Lamberts Ltd, afterwards Lamberts Prorace Ltd2
- Dalton, Frederick Thomas, journalist and caricaturist, 1855-19272
- David, Tannatt William Edgeworth, Knight, geologist and explorer, 1858-19342
- Davies, Bernard Noel, publisher, pacifist and politician, 1876-19522
- Davies, F A, assistant secretary of the London Society of Compositors, fl 1920-19472
- Davies, T L, ambulance instructor, of Swansea; correspondent of Marie Stopes, fl 19292
- Davis, H J, correspondent of Marie Stopes, fl 19262
- Dawson, Bertrand Edward, Viscount Dawson of Penn, physician and President of the Royal College of Physicians, 1864-19452
- Dawson, Ivy Olga, nurse and correspondent of Marie Stopes, fl 19522
- Dearmer, Nancy, second wife of Canon Percy Dearmer, 1889-19792
- Dennett, Mary Coffin Ware, women's rights activist and pacifist, 1872-19472