John Hegarty and Catherine Donovan married before 1860 but those records are not available.

Catherine Donovan was a daughter of Peter Donovan, a farmer.

Children born in Bluid and baptised in the Parish of Castlehaven & Myross on dates shown:-

Dan Hegarty, 2 Dec 1860,  Sponsors: 

Tim Hegarty, 31 Jan 1863,  Sponsors: 

Kate Hegarty, 7 April 1865,  Sponsors: 

Mary Hegarty, 25 Sept 1867,  Sponsors: 

Bridget Hegarty, 27 Dec 1868,  Sponsors: 

James Hegarty, 20 Aug 1871,  Sponsors: 

John Hegarty died and later Catherine married Daniel Walsh.  That marriage took place in Castlehaven Catholic Church on 27 Jan 1875.  The Marriage Record in the Civil Registration records that Daniel Walsh of Maulatrahane, Leap was a son of Michael Walsh (farmer) and Catherine of Bluid was a daughter of Peter Donovan, a farmer.

Census 1901:
http://www.census.nationalarchives.ie/pages/1901/Cork/Castlehaven_North/Bluid_West/1156684/

Census 1911:
http://www.census.nationalarchives.ie/pages/1911/Cork/Castlehaven/Bluid_West/442693/