** Clay Buchholz, Major League Baseball Pitcher

** Green Clay Smith, American temperance movement leader ( d. 1895 )

** Juanin Clay, American actress ( d. 1995 )

** William Clay Ford, Jr., American automobile executive

** Clay Walker, American singer

** Clay Regazzoni, Swiss Formula One driver ( d. 2006 )

** 1960 Summer Olympic Games: Cassius Clay wins the gold medal in light-heavyweight boxing.

** Green Clay Smith, American politician ( b. 1826 )

** Henry Clay Hall, American attorney ( d. 1936 )

** Vance Powell, Jack Joseph Puig ( engineers / mixers ) & Jars of Clay ( producers & artist ) for The Eleventh Hour

** Jars of Clay for Much Afraid

** Dennis Herring ( producer & engineer / mixer ), Rich Hasal ( engineer / mixer ) & Jars of Clay for If I Left the Zoo

** Clay McMurray, Laverne Ware and Pamela Sawyer-" If I Were Your Woman " performed by Gladys Knight and the Pips

** Notes to Liber Primus by Clay Holden

** Henry Clay ( DR ), from November 19, 1806

** Henry Clay ( DR ), from November 4, 1810

** Clement C. Clay ( D ), from June 19, 1837

** Eugnorisma depuncta ( Plain Clay ) and several Diarsia and Xestia species ( Noctuinae )

** Mythimna ferrago ( The Clay, Hadeninae )

** Paracolax tristalis ( Clay Fan-foot, Herminiinae )

** Cyclophora linearia ( Clay Triple-lines, family Geometridae )

** Sarah Al-Rukhayyes, Tyler Allgood, Kendra Ayers, Tanner Backman, Doug Bacon, Bob Benner, Brandon Block, Stephanie Brown, David Charney, Jordan Cox, Michael De St. Aubin, Andrew Dolder, Christine Furey, Rebecca Hayes, Alex Henderson, Randall Holmes, Clay Jackson, Stephen Kesel, Allyson Klinner, Kenneth Lao, Corey Lee, Tina Maceri, Lauren Oliver, Alex Peeples, Benjamin Pendergraft, Autumn Sikorowski, Andrew Taylor, Daniel Toner, Christina Walton, Elizabeth Whitlock, Joe Wojciechowski, Katie Woods, Mary Melissa Yohn

** Holton Le Clay railway station

** " Feet of Clay "

** Origin ( mathematics ), a fixed point of reference for the geometry of the surrounding space

** State of Origin series

** City vs Country Origin

** International Origin Match, England vs Exiles

** Table of contents, bibliography of On the Origin of Species – links to text and images of all six British editions of The Origin of Species, the 6th edition with additions and corrections ( final text ), the first American edition, and translations into Danish, Dutch, French, German, Polish, Russian and Spanish.

** On the Origin of the World

** On the Origin of the World

** Volume II ( includes " The Classification of the Sciences ", The Philosophy of Style ( 1852 ), The Origin and Function of Music ," " The Physiology of Laughter ," and others )

** < font size = 1 > Performed on Quintessence, Empiricism, Epic, Origin, Universal and Urd .</ font >

** < font size = 1 > Performed on Empiricism, Epic, Origin, Universal and Urd .</ font >

** < font size = 1 > Performed on Quintessence, Empiricism, Epic and Origin .</ font >

** < font size = 1 > Performed on Empiricism, Origin, and Universal </ font >

** " The Origin " by David B. Silva

** The Origin of Species, by Charles Darwin

** Research findings of researchers involved in OMLL ( Origin of Man, Language and Languages ) programme confirmed that early humans were consistently wearing and potentially trading symbolic jewellery as early as 80, 000 years ago.

** The Origin of Pagan Idolatry, Vol 1.

** Spider-Woman: Origin # 1-6 ( with Brian Reed and Luna brothers, 2006 ) collected as Spider-Woman: Origin ( hc, 120 pages, 2006, ISBN 0-7851-1965-5 ; tpb, 2007, ISBN 0-7851-1966-3 )

** Nova Corps ( collects Nova # 19-22, and " Nova: Origin of Richard Rider ", 144 pages, May 2009, ISBN 0-7851-3188-4 )

** Superman: Secret Origin # 1-6 ( with Gary Frank, 2009-2010 ) collected as Superman: Secret Origin ( hc, 224 pages, 2010, ISBN 1-4012-2697-3 ; tpb, 2011, ISBN 1-4012-3299-X )

** A Discourse on the Origin of Inequality

** The Origin of Species by Means of Natural Selection