http://www.sourcewatch.org/index.php?title=Global_warming_skeptics

Don Aitkin
Dennis Avery
Sallie L. Baliunas
Tim Ball
Robert C. Balling
David Bellamy
Robert (Bob) Carter
Ian Castles
John R. Christy
Ian Clark
Alexander Cockburn
Martin Cohen
Joseph D'Aleo
Martin Durkin
Paul Driessen
Ray Evans
George Fox
Bill Gray
Sherwood Idso
Andrei Illarionov
Aynsley Kellow
William Kininmonth
Vaclav Klaus
 Lord Lawson
David Legates
Richard S. Lindzen
Bjorn Lomborg
Stephen McIntyre
Ross McKitrick
Patrick J. Michaels
Alan Moran
Alan Oxley
Garth Paltridge
Tim Patterson
Ian Plimer
Frederick Seitz
S. Fred Singer
Willie Soon
Roy Spencer
Carlo Stagnaro
Philip Stott
Wolfgang Thüne
Jan Veizer
Len Walker

http://www.businessandmedia.org/specialreports/2007/globalwarming/SkepticalScientists.asp

Habibullo Abdussamatov
Alexandre Aguiar
Syun-Ichi Akasofu
David Aldrich
Kjell Aleklett
William J.R. Alexander
Claude Allegre
Chris Allen
David Archibald
Scott Armstrong
August H. Auer
Dennis Avery
Sallie L. Baliunas
Timothy Ball
Robert C. Balling
Jack Barrett
Don Barron
Vladimir Bashkirtsev
Steve Baskerville
Joe Bastardi
Ernst-Georg Beck
Gary S. Becker
Paul G. Becker
David Bellamy
Justin Berk
Andre and Sally Bernier
Edward F. Blick
Sonja Boehmer-Christiansen
Norman Borlaug
Daniel Botkin
Simon Brassell
Bob Breck
John Brignell
Frank Britton
John W. Brosnahan 
Georgia D. Brown
Harold Brown
Reid Bryson
Donald S. Burke
Tony Burns
Nigel Calder
Robert M. Carter
John L. Casey
Ian Castles
Christopher L. Castro
Tom Chisholm
John Christy
Petr Chylek
Ian D. Clark
Jim Clark
Roy Clark
Robert Cohen
John Coleman
Dennis Compayre
Joseph Conklin
Paul Cooper
Piers Corbyn
Paulo N. Correa
Larry Cosgrove
William R. Cotton
Vincent Courtillot
Richard S. Courtney
Susan Crockford 
Tim Curtin
Grant Dade
Robert E. Davis
Joseph D’Aleo
Luc Debontridder
Chris de Freitas
A.T.J. de Laat
Willem de Lange
David Deming
Roger Dewhurst
Peter Dietze
David Dilley
David Douglass
Donald DuBois
Robert Durrenberger
Denis Dutton
Freeman J. Dyson
Don J. Easterbrook
Michael J. Economides
Alexander G. Egorov
Robert Ellison
Hugh W. Ellsaesser
Lance Endersbee
Gary England
Robert H. Essenhigh
Christopher Essex
Bill Evans
Cal Evans
David Evans
Ray Evans
Jesse Ferrell
Eduardo Ferreyra
Dr. Wilson Flood 
Frederic Fluteau
Bob Foster, Geologist
Michael R. Fox
Neil Frank
Stewart Franks
Amy Frappier
Oliver W. Frauenfeld
Eigil Friis-Christensen
Ivan Frolov
Brian Fuchs
Serge Galam
Dr. Lee C. Gerhard
Gerhard Gerlich
Robert Giegengack
Tony Gilland
Jeffrey A. Glassman
Indur M. Goklany
Mel Goldstein
Sergei Golubchikov
Jim Goodridge
Laurence I. Gould
William Gray
Vincent Gray
Kesten Green
Howard Greyber
Michael Griffin
Eugenio Hackbart
Keith D. Hage
Robert W. Hahn
Jeff Halblaub
Morten Hald
Michael Hammer
James Hammond
Peter Harris
Howard Hayden
Ross Hays
David Henderson
Ben Herman
Martin Hertzberg
Robert Higgs
David Holland
Art Horn
Douglas Hoyt
Andrei Illarionov
Olafur Ingolfsson
Yury Izrael
Albert F. Jacobs
Craig James
Zbigniew Jaworowski
Dennis Jensen
Ola Johanneseen,
Robert Johnston,
Wibjorn Karlen
Joel M. Kauffman
David Kear
Douglas J. Keenan
Aynsley Kellow
Kelvin Kemm
John Kettley
Madhav Khandekar
William Kinimonth
Jasper Kirkby
James P. Koermer
Gerhard Kramm
George Kukla
Ray Kurzweil
Hans H.J. Labohm
Christopher W. Landsea
 Thomas Lavin
Douglas Leahey
David R. Legates
Arther E. Lemay
Marcel Leroux
Dennis Lettenmaier
Brian Leyland
Richard Lindzen
Bjorn Lomborg
Jonathan Lowe
Anthony Lupo
Richard Mackey
Augusto Mangini
Rob Marciano
Nigel Marven
Galina Mashnich
Prof. Francis Massen
John Maunder
Alister McFarquhar
Peter McGurk
Stephen McIntyre
Ross McKitrick
John McLean
Owen McShane
Bill Meck
D. Bruce Merrifield
Patrick J. Michaels
Fred Michel
Daniel W. Miles
H. Michael Mogil
Lord Christopher Monckton
Des Moore
Patrick Moore,
Sir Patrick Moore
Thomas Gale Moore
Dick Morgan
M.R. Morgan
Nils-Axel Morner
Lubos Motl
Tad Murty
David Noble
Gary Novak
David Nowell
Jim O’Brien
Peter R. O’Dell
Cliff Ollier
David Orrell
Nikolai Osokin
Jim Ott
Norman J. Page
Nathan Paldor
Morgan Palmer
Tim Patterson
Garth W. Paltridge
Benny Peiser 
Al Pekarek
Roger Pielke
Ian Plimer
Brian R. Pratt
Harry N.A. Priem
Gwyn Prins
Andreas Prokoph
Tom Quirk
B. P. Radhakrishna
V. K. Raina
Denis G. Rancourt
Steve Rayner
Bernie Rayno
Josef Reichholf
Paul Reiter
Jose Rial
Peter Ridd
Rolf Riehm
Thomas Ring
Erich Roeckner
Art Robinson
Alex Robson
Arthur Rorsch
Hugh Ross
Arthur T. “Terry” Safford III
Gabriel Salas
Rob Scagel
Jeffrey P. Schaffer
Tom Scheffelin
Mark Scirto
Chris Schonveld
Hans Schreuder,
Joel Schwartz
Bruce Schwoegler
Peter Sciaky
Tom V. Segalstad
Vladimir Shaidurov
Gary Sharp
Nir J. Shaviv
Glen Shaw
Thomas P. Sheahen
C. Robert Shoup
Fred Singer
Paavo Siitam
George E. Smith
Graham Smith
Lenny Smith
Joe Sobel
Willie Soon
Oleg Sorochtin
James Spann
Roy Spencer
Karl Spring
Dr. Walter Starck
Bill Steffen
Herb Stevens
Don Stewart
Philip Stott
Henrik Svensmark
Gordon E. Swaters
Elwynn Taylor
George Taylor
Mitchell Taylor
Hendrik Tennekes
Alan Titchmarch
Tim Thornton
Richard Tol
Anton Uriarte
Brian G. Valentine
Brian van de Graaff
Gerrit J. van der Lingen
G. Cornelis van Koten
Jan Veizer
Hans von Storch
Chris Walcek
James Wanliss,
Fred Ward
Anthony Watts
Charles Wax
Edward J. Wegman
Chuck Wiese
Kevin Williams
Ian Wilson
Duncan Wingham
Boris Winterhalter
Bruno Wiskel
David Whitehouse
James Woudhuysen
David E. Wojick
Sun Xian
Yury Zaitsev
Lev Zeleny
Lin Zhen-Shan
Antonio Zichichi
Jeff Zweerink

http://en.wikipedia.org/wiki/Category:Global_warming_skeptics

Khabibullo Abdusamatov
Syun-Ichi Akasofu
Claude Allègre
Association of British Drivers
Augie Auer
Dennis Avery
Michele Bachmann
Mike Baker
Sallie Baliunas
Johnny Ball
Timothy F. Ball
Robert Balling
Haley Barbour
Fred Barnes
Joe Barton
Glenn Beck
David Bellamy
Mark Belling
Tom Bethell
Robert Bidinotto
Tim Blair
Roy Blunt
Sonja Boehmer-Christiansen
Andrew Bolt
Christopher Booker
Neal Boortz
John Brignell
Reid Bryson
Jeb Bush
Nigel Calder
Robert M. Carter
Alan Caruba
Ian Castles
Philip K. Chapman
Dick Cheney
George V. Chilingar
John Christy
Petr Chylek
Ian Clark
Alexander Cockburn
John Coleman
Philip Cooney
Piers Corbyn
William R. Cotton
Ann Coulter
Michael Crichton
John Lawrence Daly
Robert E. Davis
Chris de Freitas
David Deming
Michael J. Doherty
David Douglass
Paul Driessen
Matt Drudge
Martin DurkinDon Easterbrook
Myron Ebell
Gary England
Steve Forbes
Frederick Forsyth
Michael Fumento
Frank Furedi
Vincent R. Gray
William M. Gray
Lowell Green
John Hagee
Sean Hannity
Tom Harris
Betsy Hart
Orrin Hatch
David Henderson
Robert Henderson     
Randy Hillier
Peter Hitchens
James P. Hogan
Craig D. Idso
Keith E. Idso
Sherwood B. Idso
Andrey Illarionov
Laura Ingraham
Jim Inhofe
Yuri Izrael
Claus Jacobi
Zbigniew Jaworowski
Dennis Jensen
Federico Jiménez Losantos
Boris Johnson
Charles Foster Johnson
Barry Jones
Josef Joffe
Wibjörn Karlén
William Kininmonth
Václav Klaus
Ron Knapp
Gerhard Kramm
George Kukla
Lavoisier Group
Nigel Lawson
Douglas Leahey
David Legates
Mark Levin
Rush Limbaugh
Richard Lindzen
Robert Lutz
Ian Macfarlane
Tibor R. Machan
Michelle Malkin
Jennifer Marohasy
Ilana Mercer
Patrick Michaels
Steven Milloy
Forrest Mims
Chris Mitchell
Christopher Monckton
Patrick Moore 
Hugh Morgan
Lubo‰ Motl
Tad Murty
Ondﬁej Neff
Nils-Axel Mörner
Camille Paglia
Tim Patterson
Benny Peiser
George Pell
Rick Perry
Melanie Phillips
Roger A. Pielke
Ian Plimer
Jerry Pournelle
Tullio Regge
Paul Reiter
Jay Richards
Arthur B. Robinson
Dana Rohrabacher
Peter Roskam
Debra Saunders
Michael Savage (commentator)
Phyllis Schlafly
James R. Schlesinger
Tom Segalstad
Frederick Seitz
Nir Shaviv
James Shikwati
Julian Lincoln Simon
Fred Singer
Tim Slagle
Lawrence Solomon
Willie Soon
Thomas Sowell
James Spann
Roy Spencer
Chauncey Starr
Mary Starrett
Peter Stilbs
John Stossel
Philip Stott
John E. Sununu
Brian Sussman
Henrik Svensmark
Hendrik Tennekes
Fred Thompson
Jan Veizer
Peter Walsh
James Whale
Don Young
Jan Zahradil
Milo‰ Zeman
Antonino Zichichi

http://www.motherjones.com/news/featurex/2005/05/exxon_chart.html
Sallie Baliunas
Willie Soon
Paul Driessen
Patrick Michaels
Steven Milloy
S. Fred Singer