Namesakes
Fictional Characters from Books:
1 character
Clay Jensen 2007 Thirteen Reasons Why 
Fictional Characters from Television:
4 characters
Clayton Farlow 1978 Dallas
Zeke Anderson (a.k.a. Clayton) 1987 Tour of Duty
Clayton Reeves 2003 NCIS
Clay Jensen 2017 13 Reasons Why
Most Valuable Players:
1 winner
Clayton Kershaw 2014 baseball
Nobel Prize Winners:
1 chemistry
(chemistry) Harold Urey (a.k.a. Clayton) 1934
Notable Actors and Entertainers:
2 actors
David Clayton Rogers 1977-
Clayton Snyder 1987-
Notable Athletes:
1 baseball
(baseball) Clayton Kershaw 1988-
Notable Scientists and Inventors:
1 chemist
Harold Urey (a.k.a. Clayton) 1893-1981
Olympic Medalists:
1 bronze, 1 gold, 1 silver
(gold) Wallace Jones (a.k.a. Clayton) 1948 basketball
(silver) Clay Evans 1976 swimming - 4x100 m medley relay
(bronze) Clayton Murphy 2016 800 m