Patrick Attwood Smith (middle name)
https://canterburyrugbyleague.co.nz/who-we-are/history/kiwis-kiwi-ferns-roll-of-honour/pat-smith-kiwi-301/#:~:text=An%20excellent%20rugby%20union%20forward,post%2DWorld%20War%20II%20period.
Born: October 28, 1916 – Leeston
Died: April 9, 1981 – Christchurch
https://nzrl.co.nz/national-teams/kiwis/roll-of-honour/pat-smith-kiwi-301/
related to Jamayne Isaako (Great Grandfather of Jamayne)
https://www.odt.co.nz/star-news/star-sport/star-league/great-grandson-adds-canterbury-league-legend-pat-smith%E2%80%99s-legacy
The article says Tanner Stowers-Smith is Pat Smith's great-grandson and that Jamayne Isaako his Stowers-Smith's cousin not that Jamayne Isaako is also Pat Smith's great-grandson, they may be cousins but on another side of the family.
I have updated the details otherwise.