 John Frederick Parker May 19, 1830 June 28, 1890 aiva mupurisa weAmerica weDhipatimendi reMapurisa reMetropolitan reDunhu reColumbia. Parker akanga ari mumwe wevarume vana vakasarudzwa kuti vashande semurindi womunhu weUnited States President Abraham Lincoln musi waApril 14, 1865, usiku Lincoln akaurayiwa paFords Theatre. 