Gerard D Callahan age: 84 Known as: Denis Callahan Susan Callahan Laura Callahan Gerard D Callhan Related to:John Callahan Has lived in:Fairfield, CT Bronx, NY New York, NY Gerard K Callahan age: 76 Known as: Garrard Z Garrard H Callaha Related to:Gerard Callahan Rhiannon Callahan, 30 Has lived in:Rockland, MA South Dennis, MA Medford, MA Norwell, MA Gerard A Callahan age: 56 Known as: Gerarda Callahan Antoinette Callahan Related to:Lucinda Williams, 106 Robert Prince, 90 Has lived in:Beacon Falls, CT Catskill, NY Waterbury, CT Oak Grove, KY Gerard D Callahan age: 75 Known as: Denis Callahan Yvonne Bauer Related to:John Callahan Has lived in:Fairfield, CT Norfolk, VA