Descendants of Bertram Sydney Charles SINCLAIR
1906 - 1968 (61 years)
Father: Sydney Howard SINCLAIR 
(4 Apr 1875 Toodyay, Western Australia, Australia - 3 Feb 1954 Fremantle, Western Australia, Australia)
(4 Apr 1875 Toodyay, Western Australia, Australia - 3 Feb 1954 Fremantle, Western Australia, Australia)Mother: Eliza Jane WILKERSON
(25 Mar 1881 Jones Creek, Roebourne, Western Australia, Australia - 9 Jun 1961 Fremantle, Western Australia, Australia)
(25 Mar 1881 Jones Creek, Roebourne, Western Australia, Australia - 9 Jun 1961 Fremantle, Western Australia, Australia)Bertram Sydney Charles SINCLAIR (21 Mar 1906 Toodyay, Western Australia, Australia - Jan 1968 Mount Barker, Western Australia, Australia)
Violet Molly BREEN
(1907 Claremont, Western Australia, Australia - 18 Jun 1966 Shenton Park, Western Australia, Australia) ├─ Leslie Arthur SINCLAIR
(18 Jan 1931 Cottesloe, Western Australia, Australia - 18 Jan 2001 Bentley, Western Australia, Australia)
(18 Jan 1931 Cottesloe, Western Australia, Australia - 18 Jan 2001 Bentley, Western Australia, Australia) └─ Clive Garnet SINCLAIR
(28 Jan 1938 Cottesloe, Western Australia, Australia - 25 Jul 2005 Subiaco, Western Australia, Australia)
(28 Jan 1938 Cottesloe, Western Australia, Australia - 25 Jul 2005 Subiaco, Western Australia, Australia)