Somewhere, somehow your lot seem to drinking buddies with this lot by all appearences!
"JANE DISNEY’S SISTERS
James and Mary Brabazon were survived by three sons and four daughters.
Born in 1682, their eldest son James was Rector of Castlecarberry and died unmarried.
Their second son Henry was born in December 1686 but we know no more.
Their third son Anthony Brabazon (16 Dec 1698 - 6 July 1771) was married on 24 Nov 1732 to Mary, daughter of ____ Donogh and left eleven children.[iv]
Jane’s younger sister Rose married Sir Henry O Neill, Bart.
Her next sister
Arabella married Brabazon Eccleston of Drumshallon, Co Louth....."
"...John and Jane Disney had issue a daughter
Catherine (m to William Eccleston Esq) and six sons viz Thomas (1698-1728, born in Stabannon); Brabazon; James of Galway; Theobald, in holy orders; William and George....."
http://www.turtlebunbury.com/history/history_family/hist_family_brabazon_disney.htmMight be worth contacting Turtle Bunbury ??