| Birth | Abt 1816 | Ermington, Devon, England, United Kingdom | | | |
| Christen | 1816 | Devon, England, United Kingdom | | | |
| Marriage | 15 Sep 1840 | St Alphege, Greenwich, Kent, England, United Kingdom - John Christopher Lethbridge | | | |
| Residence | 1841 | Modbury, Devon, England, United Kingdom | | | |
| Residence | 1851 | Relation to Head of House: Wife - Greenwich, Kent, England, United Kingdom | | | |
| Residence | 1861 | Relation to Head of House: Wife - Lewisham, Kent, England, United Kingdom | | | |
| Residence | 1871 | Lewisham, Kent, England, United Kingdom | | | |
| Residence | 1881 | Relation to Head of House: Head; Marital Status: Windower - Lewisham, Kent, England, United Kingdom | | | |
| Death | Jul 1890 | Kingsbridge, Devon, England, United Kingdom | | | |
| Alt name | | Mary Pridham Jessep | | | |