| Eltern | Geschwister | Kinder |
| Henry Howland | ||
| George Howland | ||
| John Howland | ||
| Arthur Howland | ||
| Margaret Howland | ||
| George Howland | ||
| George Howland | ||
| Humphrey Howland | ||
| Alice Aires | Humphrey Howland | |
| Partner | Arthur Howland | |
| Henry Howland | Humphrey Howland | |
| Simon Howland | ||
| George Howland | ||
| Hannah Howland | ||
| Margaret Howland | ||
| Simon Howland | ||
| Hannah Howland | ||
| Henry Howland |