James Lyons fathers death record?

Could anyone possibly help me find a death record for my 4x great grandfather William Lyons only information i have so far is his name and that he was a carpenter his son James married Margaret Maxwell 26 April 1870 registered in magherafelt and his son James Lyons died 1915 registered in cookstown i’m not sure yet if james had siblings or anything like that either, any help would be appreciated thank you