Mariana Engracia de Toledo Portugal y Pimentel, Marquise of Los Velez (1623-1686), was a Spanish courtier. She was the lady-in-waiting to the queen of Spain, Mariana of Austria, and the aya to king Charles II of Spain.
- Occupation
- courtier
- Position held
- Chief Lady of the Bedchamber, Aya
- Citizenship
- Spain
- Born
- 1623, 1622
- Died
