Agnes O'CAHAN 
Agnes was born about 1280 in Ulster Province, Ireland. Agnes 's father was Guy O'CATHAIN. She was an only child. Agnes is no longer alive.
They had a son named Iain (John).
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Children
Iain (John) MacDONALD
Iain (John) was born in 1316 in Finlaggan Castle, Island of Islay, Scotland. He died at the age of 71 in 1387 in Ardtornish Castle, Lochaline, Argyllshire, Scotland.