| 1. William J. Callahan, b. Jun 1875, , , Maryland, United States d. 9 Jan 1904, New Philadelphia, Schuylkill, Pennsylvania, United States (Age 28 years) | | 2. Thomas Callahan, b. Sep 1877, , , Maryland, United States d. Yes, date unknown | | 3. Mary A. Callahan, b. 14 Aug 1879, , , Maryland, United States d. 20 Jul 1958, Tamaqua, Schuylkill, Pennsylvania, United States (Age 78 years)
| | 4. Sr. Ester Callahan, b. Dec 1883, , , Pennsylvania, United States d. 19 Jan 1922, Wilkes-Barre, Luzerne, Pennsylvania, United States (Age 38 years) | | 5. Catherine Irene Callahan, b. 26 Feb 1889, New Philadelphia, Schuylkill, Pennsylvania, United States d. 28 Dec 1960, Reading, Berks, Pennsylvania, United States (Age 71 years)
| | 6. Joseph Leo Callahan, b. 23 Jul 1890, St. Clair, Schuylkill, Pennsylvania, United States d. 12 Nov 1976, Wilkes-Barre, Luzerne, Pennsylvania, United States (Age 86 years)
| | 7. Helen M. Callahan, b. May 1893, New Philadelphia, Schuylkill, Pennsylvania, United States d. 1 Oct 1980, Wilkes-Barre, Luzerne, Pennsylvania, United States (Age 87 years) | |