| Cynthia Spencer | |
|---|---|
| Countess Spencer | |
| |
| Born | 16 August 1897 |
| Died | 4 December 1972 (aged 75) Althorp, Northamptonshire, England |
| Spouse | Albert Spencer, 7th Earl Spencer |
| Issue | |
| Lady Anne Wake-Walker Edward Spencer, 8th Earl Spencer | |
| Full name | Lady Cynthia Elinor Beatrix Hamilton |
| Father | James Hamilton, 3rd Duke of Abercorn |
| Mother | Lady Rosalind Bingham |
Cynthia Ellinor Beatrix Spencer, Countess Spencer (née Hamilton; 16 August 1897 – 4 December 1972) was a British peeress and the paternal grandmother of Diana, Princess of Wales.