This list of Roman Catholics is comprised of notables who were baptized as Catholics but may not be practicing, people who converted to Catholicism, people who are practicing Catholics or people who may be lapsed Catholics. It includes saints and sinners, entertainers and dictators, and people who are living and who are dead.

Actors and Actresses

• Ben Affleck
• Alan Alda
• Kevin Anderson
• Richard Arlen
• Desi Arnaz
• Mary Astor
• Dan Aykroyd

• Simon Baker, Australian actor - 'The Guardian'
• Alec Baldwin
• Anne Bancroft
• Antonio Banderas
• Brigitte Bardot
• Jennifer Beals
• Jean Paul Belmondo, French
• Valerie Bertinelli
• Jason Biggs
• Ann Blyth
• Ray Bolger
• Charles Boyer
• Lara Flynn Boyle
• Pierce Brosnan
• Amanda Bynes
• Martha Byrne

• Nicolas Cage
• James Cagney
• Macdonald Carey
• Jim Caviezel, very devout
• Phoebe Cates
• Rosemary Clooney, also a singer
• George M. Cohan. also a songwriter, playwright, director, and producer
• Chuck Connors
• Sir Sean Connery
• Jackie Coogan
• Jeanne Crain, also a model
• Joan Crawford
• Bing Crosby, also a singer
• Kieran Culkin
• Macaulay Culkin
• Rory Culkin

• Joan Davis
• Doris Day, also a singer
• Kim Delaney
• Robert DeNiro
• Alain Delon
• Catherine Deneuve
• Brian Dennehy
• Bo Derek
• Patty Duke
• Faye Dunaway
• Jimmy Durante

• Vince Edwards , played "Ben Casey"
• Richard Egan
• Rupert Everett

• Jimmy Fallon
• Jamie Farr
• Mike Farrell
• Mia Farrow
• Farrah Fawcett
• Joe Flynn
• Mary Frann
• Annette Funicello

• Jim Gaffigan, also comedian
• David Gallagher, actor on "7th Heaven"
• Jennie Garth, convert
• Mel Gibson, very devout
• Bob Golic, former NFL player
• Lauren Graham
• Bonita Granville
• Sir Alec Guinness, converted in the 1950’s

• Jack Haley
• Anthony Michael Hall
• Melissa Joan Hart
• Don Hastings
• Rita Hayworth
• Patricia Heaton, pro-life activist
• Marg Helgenberger
• Gregory Hines, also a dancer
• Bob Hope, also a comedian and a convert.
• Betty Hutton

• Gene Kelly, also a dancer
• Grace Kelly
• Moira Kelly
• Nicole Kidman
• Chris Klein

• Fernando Lamas
• Joan Leslie
• Donal Logue on "Grounded for Life"
• Lindsay Lohan
• Sophia Loren
• Bela Lugosi

• Fred MacMurray
• Dean Martin, also a singer
• Marcello Mastroianni
• Jerry Mathers
• Matthew McConaughey
• Dylan McDermott
• Audrey Meadows
• Dominic Monaghan
• Ricardo Montalban
• Mary Tyler Moore
• Kate Mulgrew, pro-life activist

• Jack Nicholson, pro-life supporter
• Liam Neeson
• Bob Newhart
• Nick Nolte

• Edmond O'Brien
• Pat O'Brien
• Jerry O’Connell
• Carroll O'Connor
• Rosie O'Donnell
• Maureen O'Hara

• Al Pacino
• Gregory Peck
• Sean Penn
• ZaSu Pitts
• Vincent Price

• Aidan Quinn

• Kelly Ripa
• Cesar Romero
• Mercedes Ruehl, Academy Award Winner
• Rosalind Russell
• Meg Ryan

• Susan Sarandon
• Arnold Schwarzenegger, also governor of California
• Martin Sheen
• Brooke Shields
• Sylvester Stallone
• Julia Sweeney
• Loretta Swit

• Danny Thomas
• Spencer Tracy

• Rudolph Valentino
• Jean Claude Van Damme
• Robert Vaughn

• John Wayne, converted
• Tom Wilson
• Elijah Wood
• James Woods

• Loretta Young

Authors & Writers

• George A. Borgman (American jazz writer)
• Hermann Broch (German novelist; "The Death of Virgil")
• Anthony Burgess (British author; "The Clockwork Orange")

• Warren H. Carroll (author, Catholic Historian)
• Miguel de Cervantes (father of the Western novel, "Don Quixote")
• G. K. Chesterton (English Author, Catholic Apologist)
• Tom Clancy (writer)
• Joseph Conrad (British/Polish author, "Heart of Darkness", "Lord Jim")

• Sir Arthur Conan Doyle (British writer, creator of Sherlock Holmes)

• Francis Scott Fitzgerald (author, "The Great Gatsby")

• Victor Hugo (French author, "Les Miserables")

• Milan Kundera (Czech writer; "Unbearable Lightness of Being")

• Gabriel Garcia Marquez
• Cormac McCarthy (American author; "Blood Meridian", "All the Pretty Horses")
• Walter M. Miller, Jr. (American science-fiction author)
• Michel de Montaigne (father of personal essay)
• Robert Musil (Austrian writer, "Man without Qualities")

• Flannery O'Connor (American authoress)

• Camille Paglia (American essayist and "fame", "Sexual Personae")
• Walker Percy (American author; "The Moviegoer")
• Alexander Pope (English writer)
• Marcel Proust (French author, "In Search of Lost Time")

• Clifford Simak (American science-fiction author)

• J.R.R. Tolkien (fantasy author, "The Lord of Rings")

• Jules Verne (French author; father of modern science-fiction genre)
• Gene Wolfe (American science-fiction writer)

Clergy

See: List of Roman Catholic Priests

Politicians

American

• Sonny Bono, Senator from California
• Raymond Flynn, former Mayor of Boston, Massachusetts
• John F. Kennedy, only Catholic United States President
• Ted Kennedy, Senator from Massachusetts
• John Kerry, Senator form Massachusetts (not practicing or devout)

Dictators

• Fidel Castro, was baptised but declared himself atheist.
• Francisco Franco
• Adolf Hitler, was baptised but there is no evidence he was a practicing Catholic.