First two given names from birth search of daughter on New Zealand BDM website in February 2019:
1900/16215. Lepper, Catherine. Mother: Mary Jane. Father: John William

Maiden name, year and country of marriage from search on New Zealand BDM website in February 2019:
1884/831. Bride: Mary Jane Stephens. Groom: William John Lepper

Full date of marriage of 7 April 1884 from further searching in February 2019 on BDM Search by incrementally changing the date range for the marriage.