Thomas Keyes
| Thomas Keyes | |
|---|---|
| The arms of Keyes impaling Grey of Ruthyn  | |
| Born | Born by 1524 | 
| Died | Before 5 September 1571 | 
| Occupation(s) | Captain of Sandgate Castle, Serjeant Porter | 
| Spouse(s) | unknown first wife Lady Mary Grey | 
| Children | Jane Merrick, other children whose names are unknown | 
Thomas Keyes or Keys (in or before 1524 – before 5 September 1571) was captain of Sandgate Castle, and serjeant porter to Queen Elizabeth I. Without the queen's consent, he married Lady Mary Grey, who had a claim to the throne.