Jeremiah Mahony was a son of Tim Mahony and Ellen Murnane
Eliza Cotter was a daughter of James Cotter and Ellen Flynn.

Jeremiah Mahony and Eliza Cotter of Clochboully married in the Catholic Parish of Iveleary, Co. Cork on 26 October 1850.  The Witnesses were Flory Mahony and James Cotter.

Children born in Dromnagapple and baptised in Iveleary Parish on dates on Baptismal Register:

Denis Mahony, 23 Oct 1851.  Sponsors: James Cotter, Norry Mahoney

Patrick Mahony, 24 Dec 1852.  Sponsors: John Mahoney, Margaret Cotter

Margaret Mahony, 4 Jan 1854.  Sponsors: Denis Mahoney, Johanna Mahoney

Florence Mahony, 9 Mar 1855.  Sponsors: Jerh Cotter, Ellen Buckley

John Mahony, 6 July 1856.  Sponsors: William Cotter, Ellen Flyn

Norry (Annie) Mahony, 3 Nov 1857.  Sponsors: Michael Buckley, Bridget Kelleher

James Mahony, 3 Nov 1859.  Sponsors: Sylvester Cotter, Biddy Kelleher

Ellen Mahony, 11 Sep 1861.  Sponsors:Pat Daley, Mary Cotter

John Mahony, 25 June 1863.  Sponsors: Denis Dineen, Margaret Sweeney

Census 1901:
http://census.nationalarchives.ie/pages/1901/Cork/Bealock/Dromnagapple/1141280/

Death:
Jeremiah Mahony died on 16 February 1904 at Dromnagapple.  From his death record he was a widower, aged 90 years, a farmer.  Present at his death and the Informant of it to the Civil Registrar was Bridget Kelleher, Dromnagapple.