Individual Details
John BRENNAN
( - )
John was a sergeant in the RIC (Royal Irish Constabulary). We do not know where he was born. However, his address at the time of his marriage was Duniry, Loughrea, Co. Galway; at the time of the birth of his eldest child, Mary, he was stationed in Brosna, Co. Kerry; and when his second child. Lena, was born his address was Derryoober, Portumna, Co. Galway.
Families
| Spouse | Ellen (Ellie, Helen) Teresa CONROY (1872 - ) |
| Child | Mary Teresa BRENNAN (1894 - ) |
| Child | Helena (Lena) Margaret BRENNAN (1897 - ) |
| Child | Bridget (Delia) Cecily BRENNAN (1903 - 1943) |
| Father | Patrick BRENNAN ( - ) |