Children:
- 1. Ellen W. (O'Neal) (Switland) Tester was born Abt 1866, Winneconne, Winnebago, Wisconsin, USA.
- Charles F. O'Neill was born March 1866, Wisconsin; died April 1873; was buried , Cameron, Barron County, Wisconsin, United States of America.
- Ellen Winifred Swetland was born 1867; died 16 October 1948; was buried , Lakewood, Pierce County, Washington, United States of America.
- John P. O'Neill was born September 1869; died April 1873; was buried , Cameron, Barron County, Wisconsin, United States of America.
- Franklin A. O'Neill was born January 1873; died September 1873; was buried , Cameron, Barron County, Wisconsin, United States of America.
- Almira S. O'Neill was born April 1876; died May 1876; was buried , Cameron, Barron County, Wisconsin, United States of America.
- Elisabeth A. O'Neill was born April 1878; died September 1878; was buried , Cameron, Barron County, Wisconsin, United States of America.
- James R. O'Neill was born 20 October 1880; died 25 October 1908; was buried , Cameron, Barron County, Wisconsin, United States of America.
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