First given name, initial of second given name, from the Australia Birth record of son, found in November 2023:
Name: David Jackson
Birth Year: 1881
Birth Place: New South Wales
Registration Year: 1881
Registration Place: Sydney, New South Wales, Australia
Father: David Jackson
Mother: Sarah D Jackson

Name of children, arrived in Australia 20 March 1877 on the ship "Dunbar Castle, from the Assisted Immigrant Passenger Lists to Australia found in November 2023:
Jackson, David. Age 26 [Born circa 1851]. Carpenter, Native Place Staffordshire. Can read and write. No relations in colony. Good health.
Jackson, Sarah. Age 24 [Born circa 1853]. Native Place Staffordshire, Parent Sarah Carliss Staffordshire. Can read and write. No relations in colony.
Jackson, Arthur. Age 2 [Born circa 1875]. Native Place Staffordshire
Jackson, Nehemiah. Age 1 [Born circa 1876]. Native Place Staffordshire

Second given name, maiden name, estimated year of birth, name of father, date and place of marriage, from the England Marriage records, found in November 2023:
Groom: David Jackson
Groom Age: 21 [Born circa 1852]
Groom's Father: John Jackson
Bride: Sarah Dinah Hall
Bride Age: 19 [Born circa 1854]
Bride's Father: Richard Nehemiah Hall
Marriage Date 23 Jan. 1873
Marriage Place: Brierley Hill, Stafford, England

Year and place of birth from the England and Wales GRO Online Indexes searched in November 2023:
Name: Hall, Sarah Dinah
Mother's Maiden Name: Flavell
Date of Birth: Apr-May-Jun 1853
Registration district: Stourbridge
England GRO Reference: Volume 06C, Page 175

Date of death, place of burial, from Find a Grave website found in November 2023:
https://www.findagrave.com/memorial/213599168/sarah-dinah-jackson
Sarah Dinah Jackson
Birth: 1851
Death: 30 Nov 1918 (aged 66–67)
Burial: Karrakatta Cemetery and Crematorium, Karrakatta, Perth, Western Australia, Australia
Plot: Wesleyan-Ec-0093