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Female Mary Kate Wilson Click to view Mary Kate Wilson in the family tree

Mary Kate was born on October 16th, 1886.1   Mary Kate's father was Lee Ryall Wilson and her mother was Mattie Miller Zirkle.  Her paternal grandparents were John Winburn Wilson and Mary Massie Ryall. She had three brothers and two sisters, named John William, Leonard Lee, Cecil Clyde, Eunice May and Marie.1 

Family Details of Mary Kate's family with Walter O. Ulmer

1 kilbly.FTW
Further source/citation:
World Family Tree Vol. 7, Ed. 1 @ Tree #2971