Hello Setterex and welcome to Rottschat

This
might be her

Mary Catherine
HAYES b 1871 Seymour - Maurice HAYES and Anne CORBY # 26343
Maurice HAYES { b Limerick} married Anne CORBOY { b Tipperary} 1867 # 3890
Another daughter:
Annie Margaret b 1877 Seymour # 18677
Possibly Maurices death :
Maurice HAYES d 1889 Broadford aged 74- Maurice HAYES and Ellen RAILE # 10934
Ann HAYES d 1899 aged 65 Warracknabeal - Michael CORBOY and Cath RYAN # 11556
The marriage certificate will give you their ages, birthplaces, occupations, fathers names and occupations.
The death certificate should give you { if known by the informant} How many children and their ages, occupations. place of residence and death and how long in Australia.

Catherine Mary Hayes AUSTIN { b Melbourne } m Charles CLEARY { b Melb S} 1896 # 2638
Children listed under
CLERY all born Port Melbourne
1. Mark Austin b 1897 # 5715
2. Annie Eileen b 1898 # 21367
3. Myrtle b 1899 # 29110
4. Veronica b 1899 # 29109 d 1900 # 14400
5. Charles Francis b 1901 # 5857
then they moved from Port Melbourne:
6. Kathleen Marget b 1902 Richmond # 13199
7. William John b 1903 Richmond # 20799 d 1903 Richmond # 15036
8. Hazel Winifred b 1909 Kew # 4226 d 1910 Kew # 2090
9. Lorna Winifred b 1913 Kew # 13771
Regards
Alison