David Riccio, musician and favorite of Mary, Queen of Scots; Credit – Wikipedia
- Favorite: a person treated with special or undue favor by a king, queen or another royal person
- Mistress: a woman who has a continuing, extramarital sexual relationship with one man
This does not purport to be a complete list.
- Margaret Drummond, mistress and 2nd wife of King James IV
- Margaret Erskine, mistress of King James V
- David Riccio, musician and favorite of Mary, Queen of Scots
- Esmé Stewart, 1st Duke of Lennox, favorite of James VI, King of Scots (later also King James I of England)