I can only say ‘possibly’. That’s what it looks like but whether they are part of your extended family is hard.
It is that Garins name that is a puzzle.
I’ve since spoken to another relative who has confirmed her real name was Donovan so I guess that mystery is solved. Was told she was known to extended family as by Garins (g-air-ins) but had no idea why.
Surname variants in BMDs registered in Cork (city). GERAN, GUERIN, GEARON, GEARIN, GEARN.
Some births registered to a Patrick & Margaret Gearon (formerly Donovan), Catherine 1884, Margaret 1884, Catherine 1887. Address Lower George St. Patrick was a sailor. May be red herring. Donovan is a common surname.
https://irishgenealogy.ie/en/Correction. Margaret Gearon's birth was registered 1885.