Looking For The Father Of Sarah Jane Barnett Lockard...

I am looking for the father of Sarah Jane Barnett, 1871-1957, Married To Mattison Lockard 1871- , Mother I Have Found Is Emily H. Taylor, 1947, Uncle Nathaniel Barnett, 1858-1950. She is My GG-Grandmother, Lived In Corbin, Ky. Her And Mattison, Had Issac, G-Grandfather, Edgar,Callie Donna, Elizabeth, Stephan, Fred, Emily, Wilson.  If anyone has any info on her father, I would really appreciate the info. Thanks