SladeMulddon on Family Tree Circles

Hi all i am just starting out now, looking for details on Constance Edith Summers / have almost nothing / believe i am a descendant she married Edward Gorge Harold Muldoon (I believe she had several brothers and sisters one of whom went by the alias Aunt Dorri / this i believe was abbreviated and all i have).
Edward Gorge Harold Muldoon
DTOB:1903 OR 1902 ??? Not Sure
Death 14.2.1930 (27 Years & 3 Months)- Died from an injury to the head / was a wood machinist on the Railways in Durban South Africa.
1st Marriage: Constance Edith Summers Date: ???
DTOB: ?? 1907 or 1908 not sure, Romsey, Hampshire England / Civil Parish : Romsey Infra
Street Address: 67 Winchester Road Romsey Hants District #:101
Death: ??
1st Marriage Date: ?? to Edward Gorge Harold Muldoon
Possible 2nd Marriage Date ??
They Had one or more children the one i descend from is Patrick Harold Muldoon
DTOB: 8.6.1926 Durban South Africa
Death 29.2.2004 Brackpan Johannesburg South Africa
1st Marriage Cathleen Magdalene Long Muldoon Date 12.7.1947
Had 4 children being:
1. Colin Raymond Muldoon 25.8.1948 to / Died 16.6.2016
2. Brian Patrick Muldoon - These Dates I have / Still Living
3. Michael Kennith Muldoon - These Dates I have / Still Living
4. Terrance Leslie Mulddon - Passed away as a baby (9 to 10 Weeks Old)
2nd Marriage Dawn Heather Whitfield Date - Bigamous 10.10.1953 then remarried after papers were resolved to:
3rd Marriage Dawn Heather Whitfield Date - ??
Had several children these i have all their details/ as well as all their descendants from both marriages.

Any help will be greatly appreciated.
Regards Slade Muldoon