Wills, Horatio Spencer Howe (1811–1861)
pastoralist and politician
- Wills, Thomas Wentworth (son)

- Wills, Edward (father)


- Howe, George (stepfather)


- Antill, Elizabeth (sister)

- Howe, Robert (stepbrother)


- Howe, George Terry (stepbrother)

- Antill, Henry Colden (brother-in-law)

- Antill, Margaret Campbell (niece)

- Moggridge, Alice Sophia (niece)

- Antill, Selina Elizabeth (niece)

- Antill, John Macquarie (nephew)

- Antill, Henry Colden (nephew)

- Antill, William Redfern (nephew)

- Antill, Thomas Wills (nephew)

- Antill, Edward Spencer (nephew)

- Antill, James Alexander (nephew)

- Antill, Loftus Cliffe (nephew)

- Reibey, Thomas (business partner)
