William K. Perrin was the son of John and Elizabeth Carter Perrin. In 1833, he married Mrs. Sarah T. Nicolson, daughter of Ralph Wormeley of Middlesex County, Virginia and widow of George D. Nicolson. (Their children were Robert W., George Lewellyn, Andrew T. and James Monroe Nicolson.) The children of William K. Perrin and Sarah T. Nicolson were William Kennon Perrin (1834-1904) and John Tayloe Perrin (b. 1836).
Wyndham Kemp was married to Ann L. Perrin, a daughter of William K. Perrin. She was deceased by 1854. Their children were Perrin Kemp, Wyndham Kemp and Emily Kemp who married Peyton N. Page. Further information about this individual or organization may be available in the Special Collections Research Center Wiki: http://scrc.swem.wm.edu/wiki/index.php/William K. Perrin.