John Dumbreck was born 20th January 1799 in Edinburgh. He married Euphemia Kinnear in 1830.  John was a Writer of the Signet in Edinburgh and had three daughters.

Kate Dumbreck born about 1830 - no further info.

Catherine Elizabeth Dumbreck born 25th February 1837 - no further info.

Euphemia Ritchie Dumbreck born 18th June 1835 - no further info.

John died in 1854.