Mary Brandon, Baroness Monteagle Baroness Monteagle (1510–1540) Parents Anne Browne Charles Brandon, 1st Duke of Suffolk Children Anne Stanley William Stanley, 3rd Baron Monteagle Siblings Henry Brandon, 2nd Duke of Suffolk Eleanor Clifford, Countess of Cumberland Henry Brandon, 1st Earl of Lincoln Anne Brandon, Baroness Grey of Powys Frances Grey, Duchess of Suffolk Charles Brandon, 3rd Duke of Suffolk Partners Thomas Stanley, 2. Baron Monteagle