Possibly ten children of William CAUSON and Sarah PROLONGEAU: (with help from George PROLONGEAU b 1917 s/o John PROLONGEAU and Alice Jane JENKINS)

1. William John CAUSON b 1901 Piggneet (Piggoreet) s/o William Richard CAUSON/Sarah PROLONGEAN (PROLONGEAU) [Vic 13514] (not known to George)
William John CAUSON moved to NSW and married Hilda, several chn, Wm d abt 1979. (Kim Cooper)
Hilda May CAUSON d 1960 Griffith d/o Bert/Mary Jane [NSW 7881] Aboriginal member of Woorageri Tribe, Stolen Generation.
William John CAUSON, Service Number N104427, DOB 19 Apr 1901 Piggotreet (Piggoreet), Vic, enlisted 1 May 1941 in the Australian Army at Darlington Point, NSW, resident of Hay, NSW, NOK Hilda CAUSON, discharged 25 Oct 1945, Sapper, 16 Australian Garrison Battalion (AWM)

?2.Lily CAUSON (George was not sure of the order) Birth registration not found in Victoria, possibly born Tasmania.

3. Ethel Linda May CAUSON b abt 1903 Linda Valley, Tasmania [marr cert]
Ethel Linda LAWS d 1984 (no age, abt 81 yrs) East Malvern d/o William CAUSON/Sarah Evelyn - [Vic 6192]
1926 Marriage in Ballarat
Ethel Linda May CAUSON, Spinster, Birthplace: Linda Valley, Tasmania, Milliner, age 23, Residence: Victoria Street, Ballarat, Father: William Richard Causon, Labourer, Mother: Sarah Evelyn Prolongeau, married 21 Aug 1926 by license according to the rites of the Methodist Church, by Charles Clifford Dugan, Minister of Religion, Norman Heywood LAWS, Bachelor, Birthpace: Heywood, Victoria, Postal Employee, age 23, Residence: Victoria Street, Ballarat, Father: Alfred Henry Laws, Retired, Mother: Marion Skipworth. Both signed in the presence of witnesses: A. Laws J. and B(essie) E(velyn) Causon [Vic cert 9055, Register entry No 105, provided by Christopher Laws]
Norman Heywood LAWS b 1902 Heywood s/o Alfred Henry LAWS/Marion Albina SKIPWORTH [Vic 26865]
Norman Heywood LAWS d 1970 aged 67 yrs Malvern s/o Alfred Henry LAWS/Marian Sab(ina) SKIPWORTH [Vic 12031]
1970 Death
Norman Heywood Laws, aged 67 years, Telegraphist of 10 Dundonald Avenue, East Malvern, died 30 May 1970, Father Alfred Henry Laws, Cartage Contractor, Mother Marian Sabina Laws ms Skipworth. Deceased was married in Ballarat aged 23 years to Ethel Linda May Causon. Issue: two sons, one deceased, Maxwell Vaughan Laws. Certified by Deane Laws, Son, Tabar Terrace, Kaviang, Territory of Papua New Guinea. Crem 2 Jun 1970 Springvale Crematorium [death cert 12031 provided by Christopher Laws]

4. Bessie Evelyn CAUSON b 17 Jun 1905 Scarsdale (family, birth registration not found in Vic, poss Tasmania) m 1932 Clarence Robert GOODIE [Vic 11564]

5. Amy Lillian CAUSON b 25 Apr 1908 Scarsdale d/o William Richard CAUSON/Sarah PROLONGEAN (PROLONGEAU) [Vic 14799 as Amy Lilliam]
Amy Lillian CAUSON m 1925 Edward McKINNON [Vic 9597]

6. Francis Edwin CAUSON b 25 Sep 1913 Scarsdale s/o William Richard CAUSON/Sarah Evelyn PROLONG (PROLONGEAU) [Vic 25984] (known as Frank)
Francis Edwin CAUSON m 1936 Mildred Emily McCLELLAND [Vic 13767]
Francis Edwin CAUSON, Service Number VX10670, DOB 25 Sep 1913 Ballarat, Vic, enlisted 4 Apr 1940 in the Australian Army at Melbourne, resident of South Yarra, NOK, Emily CAUSON, discharged 6 Mar 1944, Pte, Intelligence Section HQ AIF (AWM)
Mildred Emily McCLELLAND b 1919 St Arnaud d/o John Thomas McCLELLAND/Mildred Beatrice CHIVERS [Vic 14949]
Frank's funeral held in Tas. He had married for a second time. (Kim Cooper)

7. Laura Edna CAUSON b 3 Feb 1916 Scarsdale d/o William Richard CAUSON/Sarah Evelyn PROULONGEAR (PROLONGEAU) [Vic 7140]
Edna Lorraine CAUSON m 1937 Roy Edward WITTINGSLOW [Vic 7593]
Roy Edward WITTINGSLOW b 1911 Broadford s/o George WITTINGSLOW/Mary Helen SMITH [Vic 17483]
Roy Edward WITTINGSLOW d 1981 (no age, abt 70 yrs) Coburg s/o George WITTINGSLOW/Mary Ellen [Vic 22597]

8. Irene Jessie CAUSON b 17 Jun 1919 Ballarat East d/o William Richard CAUSON/Sarah Evelyn PROLONGEAN (PROLONGEAU) [Vic 485] Known as Rene.
Irene Jessie CAUSON m 1937 Joseph Richard Arthur BENSON [Vic 16988]

9. CAUSON Unnamed stillborn, child of William CAUSON/Sarah (PROLONGEAU) bur 12 Nov 1920 Staffordshire Reef Cemetery [register]

10. Ilma Louise CAUSON b 12 Sep 1921 Ballarat East? d/o William Richard CAUSON/Sarah Evelyn PROLONGEAU (Kim Cooper)
Ilma Louise BRADLEY d 9 Nov 1999 aged 78 yrs Ballarat Base Hospital, bur 10 Nov 1999 Ballarat New Cemetery.
Ilma Louise CAUSON m 28 Mar 1942 Ballarat Town & City Mission, Cecil John BRADLEY [Vic 7816] (known as Jim)
Cecil John BRADLEY b 26 Apr 1919 Ballarat East/Mt Clear s/o George Arthur BRADLEY/Ruby SARGEANT [Vic 8590]
Cecil John BRADLEY d 23 Jun 1997 aged 78 yrs Ballarat Geriatric Centre, bur 27 Jun 1997 Ballarat New Cemetery Lawn.