Principal titles of nobility:
- King/Queen
- Duke/Duchess
- Marquess (Marquis)/Marchioness
- Earl/Countess
- Viscount/Viscountess
- Baron/Baroness
- Baronet (indicated by "Sir..., Bt")
- Knight ("Sir..." without suffix)
Principal orders of chivalry:
- Knight of the Garter 1348 ("KG")
- Knight of the Bath 1725 ("KB")
- Knight of the Thistle 1687 ("KT")
- Knight of St Patrick 1783 ("KP")