Denis Mangane and Ellen McCarthy married in Drimoleague Catholic Parish on 12 February 1857.  The Witnesses were Thomas McCarthy and Mary Kenny.

We note from the marriage entry that the surname of Denis was recorded as Mangane and he was one of the Brien clan with the branch name or agnomen Mangane.

Extract from Marriage entry in Church Register:

We do see examples in this family and in other families where the surname used may be either Brien or Mangane.

Children: (shown is the surname on the Baptismal Register and the surname on the State Birth Register)

Charles born Dromucth and baptised Brien on 29 July 1858 (birth predates State Records)

Jeremiah born in Dromusta, Drimoleague; baptised Mangan on 23 Apr 1860 (birth predates State Records)

John born in Derrigreah, baptised Mangane on 25 March 1862 (birth predates State Records)

Mary born Derryclough, baptised Mangane on 8 Feb 1865; Brien surname on State Birth Register

Denis born Derryclough, baptised Brien on11 March 1869; Brien surname on State Birth Register