JOHN H. WYNKOOP, P. O. Brenner, was born in La Porte, Ind., on January 21, 1854. His parents were David Wynkoop, born in Pennsylvania in 1819, and Sarah Hoover, born in Dauphin County, Pa., in 1825. Both parents are still living, and residents of this county. He received his education in LaPorte, Ind., and shortly after came to this county, arriving in 1871. He was married on November 6, 1877, to Miss Nannie Robinson, who is a genuine Kansan, having been born in this county on September 20, 1859. He has one child - Edna M. Wynkoop. Since his arrival in Kansas he has been engaged in farming.

Source:

Cutler, William G., History of the State of Kansas, Chicago, IL., A. T. Andreas, 1883: p. 494