Mary Grey, Countess of Kent
The Countess of Kent  The Baroness Lucas  | |
|---|---|
| Baroness Lucas of Crudwell | |
| Reign | 7 May 1663 – 1 November 1702  (39 years, 178 days)  | 
| Predecessor | First baroness | 
| Successor | Henry Grey | 
| Born | Mary Lucas In 17th century  | 
| Died | 1 November 1702 | 
| Buried | Flitton | 
| Noble family | Lucas  Grey (by marriage)  | 
| Spouse(s) | Anthony Grey, 11th Earl of Kent | 
| Issue | 
  | 
| Father | John Lucas, 1st Baron Lucas of Shenfield | 
| Mother | Anne Nevill | 
Mary Lucas, suo jure 1st Baroness Lucas of Crudwell (died 1 November 1702), also called Mary Grey, Countess of Kent, was an English peeress in her own right.