This is a list of the Wallis (Wallace) men that appeared in the Posse Comitatus of 1798 in Buckinghamshire. I have tried to ensure that all the information is correct but errors may have crept in so use at your own risk! If you see any errors then please let me know.
| Name | Occupation | Abode | Comment |
| Robert Wallis | Dairyman | East and Botolph | |
| John Wallis | Servant | East and Claydon | |
| John Wallis | Carpenter | Lavendon | |
| John Wallis | Grocer | Olney | Quaker |
| Robert Wallis | Grocer | ||
| John Wallis | Labourer | Great Woolstone | |
| Joseph Wallis | Miller | Denham | |
| Joseph Wallis | Blacksmith | St. Leonards | |
| Porney Wallis | Carpenter | Newport Pagnell | |
| Benjamin Wallis | Labourer | Langley Marish - Horsmore and Westmore | |
| William Wallis | Labourer | Langley Marish - Horsmore and Westmore | |
| Richard Wallis | Labourer | Langley Marish - Horsmore and Westmore | |
| Robert Wallis | East and Botolph | 4 horses and 3 carts | |
| Tomas Wallis (snr) | Labourer | Ravestone | Disabled |
| Tomas Wallis (jnr) | Labourer | Ravestone | |
| Tenser Wallis | Servant | Aylesbury | |
| William Wallis | Servant | Aylesbury | |
| William Wallis | Labourer | Hambledon | |
| Ezekiel Wallis | Labourer | Weston Underwood | |
| Francis Wallis | Labourer | Hulcott | |
| George Wallis | Draper | Stony Stratford East | |
| Ishmael Wallis | Pitchcott | 4 horses, 2 wagons and 2 carts | |
| James Wallis | Labourer | Walton, Aylesbury | |
| John Wallis (snr) | Labourer | Walton, Aylesbury | |
| John Wallis (jnr) | Labourer | Walton, Aylesbury |