Category

IQ scores of
actors.

Screen and stage names whose off-camera reputations attract as much speculation as their work.

Get your own score →All categories
New

Recently added

The newest profiles in this category, latest first.

Matthew McConaughey, with wavy brown hair, in a tan double-breasted jacket, white shirt and black tie, at the Toronto International Film Festival in September 2025
Actors

Matthew McConaughey

115–130Our estimate
Hugh Laurie, singing into a microphone, in a dark jacket and a ruffled shirt, at the Montreux Jazz Festival in July 2012
Actors

Hugh Laurie

120–140Our estimate
Danica McKellar, smiling, with long dark hair and her hands clasped, in a blue top, at the National Book Festival in September 2018
Actors

Danica McKellar

154Circulating figure
In this category

43 profiles

Each entry opens onto the full story behind the figure.

Natalie Portman at Cannes, 2023
Actors

Natalie Portman

140Most-cited figure
James Woods photographed in 2015
Actors

James Woods

180Most-cited figure
Dolph Lundgren photographed in 2018
Actors

Dolph Lundgren

160Most-cited figure
Marilyn Monroe photographed by Sam Shaw in 1954 during the filming of The Seven Year Itch
Actors

Marilyn Monroe

168Most-cited figure
Sharon Stone at the 2026 Cannes Film Festival
Actors

Sharon Stone

154Most-cited figure
Mayim Bialik photographed at PaleyFest in 2013
Actors

Mayim Bialik

163Most-cited figure
Geena Davis at the 53rd Saturn Awards, 2026
Actors

Geena Davis

140Most-cited figure
Arnold Schwarzenegger at the Austrian World Summit in 2026
Actors

Arnold Schwarzenegger

135Most-cited figure
Benedict Cumberbatch at a film premiere
Actors

Benedict Cumberbatch

180Most-cited figure
Jodie Foster at the New York Film Festival, 2025
Actors

Jodie Foster

132Most-cited figure
Ashton Kutcher, 2023
Actors

Ashton Kutcher

160Most-cited figure
Rowan Atkinson at a public event in 2011
Actors

Rowan Atkinson

178Most-cited figure
Matt Damon, photographed by Philip Romano
Actors

Matt Damon

160Most-cited figure
Conan O’Brien photographed in 2025
Actors

Conan O’Brien

160Most-cited figure
Jim Parsons at PaleyFest 2013 for The Big Bang Theory
Actors

Jim Parsons

187Sheldon Cooper’s stated IQ, not the actor’s
Lisa Kudrow photographed in March 2010
Actors

Lisa Kudrow

154Most-cited figure
Christopher Nolan at the New York premiere of The Odyssey, July 2026
Actors

Christopher Nolan

130–145Our estimate
Quentin Tarantino at the 2015 San Diego Comic-Con International
Actors

Quentin Tarantino

160Most-cited figure
Emma Watson at the 2012 Tribeca Film Festival premiere of Struck by Lightning
Actors

Emma Watson

138Most-cited figure
Stephen Fry at the Berlin International Film Festival (Berlinale) in February 2024
Actors

Stephen Fry

150–155Circulating estimate
Joe Rogan performing stand-up comedy with a microphone
Actors

Joe Rogan

127Reported online test
Sylvester Stallone speaking at the 2012 San Diego Comic-Con
Actors

Sylvester Stallone

160Most-cited figure
Tom Holland at the New York premiere of The Odyssey on July 14, 2026
Actors

Tom Holland

105–130Our estimate
Sydney Sweeney smiling in a cream cape-sleeved jacket at the Toronto International Film Festival in September 2024
Actors

Sydney Sweeney

115–130Our estimate
Scarlett Johansson smiling in a gray sleeveless top at the New York Film Festival in September 2026
Actors

Scarlett Johansson

113–117Circulating estimates
Meryl Streep smiling in black-framed glasses and a red jacket at a press conference in Seoul in April 2026
Actors

Meryl Streep

143Most-cited figure
Ben Affleck in a dark suit and tie at the Venice International Film Festival in September 2026
Actors

Ben Affleck

154Most-cited figure
Will Smith smiling at the San Diego Comic-Con in July 2016
Actors

Will Smith

157Highest figure listed
Robin Williams in a black dinner jacket and white shirt in Washington, D.C., in 1996
Actors

Robin Williams

140Most-cited figure
Stanley Kubrick in a black-and-white still from the trailer for Dr. Strangelove
Actors

Stanley Kubrick

200Most-cited figure
Charlie Chaplin smiling in his Tramp costume and bowler hat in a photograph from 1915
Actors

Charlie Chaplin

130–145Our estimate
Megan Fox smiling in a pink fur bucket hat and a pink cardigan in 2023
Actors

Megan Fox

105–125Our estimate
Nolan Gould, the actor who played Luke Dunphy on Modern Family, with curly hair and a dark open coat over a light blue top, at the Cinequest Film Festival in March 2026
Actors

Nolan Gould

150Reported IQ, no test cited
Tom Cruise smiling, with swept-back brown hair and a teal jacket over a light blue open-collar shirt, at the 53rd Saturn Awards in March 2026
Actors

Tom Cruise

95–110Circulating figures
Robert Downey Jr., smiling broadly, with swept-back brown hair, a grey goatee and red-tinted glasses, in a grey jacket, black shirt and dark red tie, photographed in May 2026
Actors

Robert Downey Jr.

115–130Our estimate
Anthony Hopkins, smiling, with swept-back white hair, in a grey jacket and an open-collared white shirt, holding a microphone, at the Red Sea Festival in December 2025
Actors

Anthony Hopkins

120–135Our estimate
Brad Pitt, smiling, with tousled ash-blond hair and light stubble, in a black jacket over a black shirt, at the 81st Venice International Film Festival in September 2024
Actors

Brad Pitt

126Circulating estimate
Emma Stone, smiling, with short auburn hair swept to the side, in a pale pink dress with beaded straps, at the Venice Film Festival in August 2025
Actors

Emma Stone

115–130Our estimate
Keanu Reeves with shoulder-length dark hair and a gray-flecked beard, in a dark jacket over a black shirt, looking at the camera at the Toronto International Film Festival in September 2025
Actors

Keanu Reeves

136Only figure found (one site)
Hedy Lamarr, with dark curled hair parted in the center, in a black lace blouse, in a black-and-white Los Angeles Times portrait of January 1939
Actors

Hedy Lamarr

130–150Our estimate
Danica McKellar, smiling, with long dark hair and her hands clasped, in a blue top, at the National Book Festival in September 2018
Actors

Danica McKellar

154Circulating figure
Hugh Laurie, singing into a microphone, in a dark jacket and a ruffled shirt, at the Montreux Jazz Festival in July 2012
Actors

Hugh Laurie

120–140Our estimate
Matthew McConaughey, with wavy brown hair, in a tan double-breasted jacket, white shirt and black tie, at the Toronto International Film Festival in September 2025
Actors

Matthew McConaughey

115–130Our estimate

Portrait via Festival de Deauville, CC BY 4.0. Background removed for the portrait above. · Photograph by Toglenn, CC BY-SA 3.0. Background removed for the portrait above. · Photograph by Toglenn (2018), CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Sam Shaw (1954), public domain. Background removed for the portrait above. · Photograph by Gabriel Hutchinson, CC BY-SA 4.0. Background removed for the portrait above. · Photograph by iDominick, CC BY-SA 2.0. Background removed for the portrait above. · Photograph by Kevin Paul, CC BY 4.0. Background removed for the portrait above. · Photograph by Bernhard Holub, CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Harald Krichel, CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Claire Fridkin, CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Jennifer Jacquemart, CC BY 4.0. Background removed for the portrait above. · Photograph by Eva Rinaldi, CC BY-SA 2.0. Background removed for the portrait above. · Photograph by PhilipRomano, CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Montclair Film, CC BY 4.0. Background removed for the portrait above. · Photograph by iDominick (PaleyFest, March 2013), CC BY-SA 2.0. Background removed for the portrait above. · Photograph by DanByers (March 2010), public domain. Cropped and with background removed for the portrait above. · Photograph by PhilipRomano (NYC premiere of The Odyssey, July 2026), CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Gage Skidmore (San Diego Comic-Con International, July 2015), CC BY-SA 3.0. Background removed for the portrait above. · Photograph by David Shankbone (Tribeca Film Festival, April 2012), CC BY 3.0. Background removed for the portrait above. · Photograph by Elena Ternovaja (Berlinale, February 17, 2024), CC BY-SA 3.0. Background removed for the portrait above. · Photograph by Rebecca Lai (Flickr), cropped by East718 and Materialscientist, CC BY 2.0. Background removed for the portrait above. · Photograph by Gage Skidmore (San Diego Comic-Con, July 12, 2012), CC BY-SA 3.0. Background removed for the portrait above. · Photograph by Philip Romano (New York premiere of The Odyssey, July 14, 2026), CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Jay Dixit (Toronto International Film Festival, September 7, 2024), CC BY-SA 4.0, cropped from a larger picture. Background removed for the portrait above. · Photograph by Bryan Berlin (New York Film Festival, Film at Lincoln Center, September 25, 2026), CC BY-SA 4.0, cropped from a larger picture. Background removed for the portrait above. · Photograph by the Ministry of Culture, Sports and Tourism of Korea (Lee Jeong-woo) (press conference for The Devil Wears Prada 2, Seoul, April 8, 2026), CC BY-SA 4.0. Background removed for the portrait above. · Photograph by LucaFazPhoto (Venice International Film Festival, September 8, 2026), CC BY-SA 4.0. Background removed for the portrait above. · Photograph by Gage Skidmore (San Diego Comic-Con International, July 23, 2016), CC BY-SA 3.0, cropped from a larger picture. Background removed for the portrait above. · Photograph by Kingkongphoto & www.celebrity-photos.com (Washington, D.C., May 8, 1996), CC BY-SA 2.0, cropped from a larger picture. Background removed for the portrait above. · Screenshot from the trailer for Dr. Strangelove (Columbia Pictures, 1963; Commons file), cropped; public domain in the United States (published without a copyright notice). · Photograph of Charlie Chaplin as the Tramp, 1915 (Essanay Studios era), photographer not reliably recorded (Commons file); public domain in the United States (published before 1931). Background removed for the portrait above. · Still from the Mortal Kombat 1 trailer by Mortal Kombat (YouTube channel; September 6, 2023), CC BY 3.0. Background removed for the portrait above. · Photograph of actor Nolan Gould by Jesse Kornblum (Cinequest Film Festival, March 13, 2026), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Photograph of actor Tom Cruise by Kevin Paul (53rd Saturn Awards, March 8, 2026), CC BY 4.0. Background removed for the portrait above. · Photograph of Robert Downey Jr. by Philip Romano (Lincoln Center Theater gala, May 18, 2026), CC BY-SA 4.0. Background removed for the portrait above. · Photograph of Anthony Hopkins by Omar David Sandoval Sida (Red Sea Festival, December 2025), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Photograph of Brad Pitt by Harald Krichel (81st Venice International Film Festival, September 1, 2024), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Photograph of Emma Stone by Harald Krichel (Venice Film Festival, August 28, 2025), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Photograph of Keanu Reeves by Gabriel Hutchinson (Toronto International Film Festival, September 6, 2025), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Portrait of Hedy Lamarr from the Los Angeles Times Photographic Collection, UCLA Library (January 19, 1939; Commons file), CC BY 4.0. Cropped and with background removed for the portrait above. · Photograph of Danica McKellar by Fuzheado (2018 National Book Festival, September 1, 2018), CC BY-SA 4.0. Cropped and with background removed for the portrait above. · Photograph of Hugh Laurie by Jeroen Komen (Montreux Jazz Festival, July 9, 2012), CC BY-SA 2.0. Cropped and with background removed for the portrait above. · Photograph of Matthew McConaughey by Gabriel Hutchinson (Toronto International Film Festival, September 5, 2025), CC BY-SA 4.0. Cropped and with background removed for the portrait above.

More profiles are on the way. A name joins this category once its figure has been traced and a properly licensed portrait is cleared.

How would you compare?

Get a measured score first — then the comparison actually means something. Thirty questions, instant result.

Start the test →
Questions

Actors IQ, asked and answered

How are IQ scores for actors estimated?

Not by testing anyone. Each figure on this page is inferred from the documented record — published work, contemporary accounts, verified qualifications — using a named method set out under how we read a number. Every profile shows its own workings.

Which of these actors has the highest IQ?

Dolph Lundgren holds the highest estimate in this category at 140–155. That ordering comes from the midpoint of each range and it re-sorts itself as profiles are added, so treat it as a convenience rather than a verdict. The full leaderboard ranks every category together.

How many actors profiles are there?

43 so far, and the list grows as figures are traced and portraits licensed. Browse the rest of the section from all categories, or start at the Celebrity IQ hub.

How do I compare my own IQ with these actors?

Get a measured number first. The IQ Metrics assessment is 30 questions and reports on the same 100-mean scale used on every profile here, with a percentile and an ability breakdown. How we score and norm it explains the benchmarking, and average IQ by country shows how the same scale looks across populations.

Where would you
actually land?

Your score, your percentile, your ability breakdown and a printable IIF certificate.

Find your IQ score now! →
Secure & encryptedInstant results10–20 minutes