John D. O'Brien - beloved husband of Eileen (nee Leane);  loving father of Brendan and Bridget;  devoted son of Marie (nee Sullivan) and the late Thomas O'Brien;  dear brother of Mary (Ed) Winecki. Mike (Annette), Marty (Linda), Steve (Nicole), Tom (Angela) and Barbara (Shandell) Hunter;  treasured brother in law of Joseph (Lori) Leane, Maureen (Chip) Kent and the late Tricia Leane;  loving son in law of Joseph and Mary Leane;  fond uncle and cousin of many in Chicago and in Ireland.  Visitation Tuesday 3-9 p.m. at Cooney Funeral Home 625 Busse Hwy Park Ridge.  Funeral Wednesday, prayers at 10:15 a.m. going to Our Lady of the Wayside for 11 a.m. Mass.  Interment All Saints.  In lieu of flowers please donate to the education fund for Brendan and Bridget. Make check payable to John D. O'Brien Memorial Fund c/o Village Bank & Trust  311 S. Arlington Heights Rd,  Arlington Heights, IL 60005, Attn: Jane Nicholson.   Info 847-685-1002 www.cooneyfuneralhome.com