Susan Herbert (née de Vere), Countess of Montgomery (26 May 1587 – 1629), was an English court office holder.

In 1591 Susan's father married for the second time to Elizabeth Trentham, who was the mother of Henry de Vere, later the 18th Earl of Oxford.

[1] Susan de Vere was "taken out" of the audience to dance at Hampton Court during The Masque of Indian and China Knights on 1 January 1604.

[4] According to Dudley Carleton there some disorder and pilfering at the wedding masque, jewels and gold chains were lost, and some skirts.

[6] Philip Herbert was an English courtier and politician active during the reigns of James I and Charles I; he was the son of Mary Sidney.