Name
- Smith, Edward, Major; 60th Foot1
- Smith, Stephen, Ensign; 91st Foot1
- Soares e Braga, Antonio Jose1
- Sousa, Sancho, Conde de Vimieiro, nobleman, fl 17621
- Sowza P-, Manoel1
- Spratt, Thomas, Ensign; 75th Foot1
- Stanton, Samuel, Lieutenant; 75th Foot1
- Stephens, William, of Add MS 440701
- Stevenson, Roger, Lieutenant; of the Marines1
- Stocqueler, Christian, ContractorGeizeral of Grain in Portugal1
- Studdert, George, Ensign; 75th Foot1
- Sutherland, James, private, 78th Foot1
- São José, R. Anastacio, Confessor to the Sancta Clara Convent, Santarem1
- Thompson, John, surgeon's mate, 16th Light Dragoons1
- Tierney, James, of Add MS 440691
- Townshend, George, 1st Marquess Townshend, Field-Marshal1
- Vaughan, Richard, Major; 79th Foot1
- Veaitch, Charles, Major; 67th Foot; Lieutenant -Colonel 17631
- Veitch, William Douglas, chaplain to the Anglican Bishop in Jerusalem1
- Verney, Juliana Christopher, Sister; of Sancta Claras Convent, Santarem, in Portugal1