Ambrose was born in 1916 in Bangalore, India, the son of Leonard Thomas Knowles and Helena Violet May Conroy.
His wife was Lydia Rose. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | 1916 |
|
Note 1
!Source: http://www.genesreunited.com/ Christine Robbins