Welcome to RootsChat
We really need a bit more information in order to help.
• What is the exact date and place of birth of your Matthew Lynch?
• Names of his parents?
• What Regiment was he with in WW1?
• Where did he live in England and when?
• Where and when is your last sighting of him?
Possible Matthew Lynch born in Newcastle, Kells, Meath, Ireland on 28 Oct 1896
Father named Laurence.
Matthew Lynch was with RGA in WW1, enlisted 1914 from Manchester
In 1921 living in South Manchester a railway goods loader.
Emigration to Canada in 1923,
And then emigration to New York in 1924,
A brother named Owen born 1890 who died in 1959 in Chicago,
and an Uncle P Markey.
USA Naturalisation in 1928
Is this the person you are searching for?
————————-
To find more about the death in 1965, you would obtain the death certificate.