Catherine was known as 'Briny' Duffy and had a brother Patrick 'Dick' Duffy.

There's a memorial to Seamus and Catherine (who lived in Ballahere) in Carracastle graveyard.

Mary lived in Pittsburgh, USA for a time when she was young before returning to Derreen, Cloontia.
Brian married Kathleen (Jim) Finn in Cloontia and had nine children.
Mick lived in Acton, UK and had two daughters.
Joe lived in Goole, UK and had four children.
Bea lived in the USA.

Seamus' family were known as "Stripe". He had a brother Michael who was married to Mary Carney ( or maybe Towey) from Shanwalla and a sister Celia. Celia was the second wife of John (Tom Andy) Phillips. Celia and John had children :- John (who was known as "John John" the cattle dealer and married Nora Tansey from Gawlawn), Jim, Pete, Andy and Bea.
John (Tom Andy)'s first family was with ? who was a sister of Tom (Paddy) Carney. Their children were Tom, Pat and Mary.