Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | David Motherwell (1860 - 1914) |
| Mother | Living |
| Sibling | Jessie Brownlie Motherwell (1903 - ) |
| Sibling | James Mc Laren Motherwell (1899 - 1907) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | Alexander Bannerman Motherwell (1900 - ) |