Performers active
- Adam and Eve [aka Albert-Alberta] aka Albert-Alberta, aka "World's Only Male and Female In One Body", aka "The Third Sex" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- The Mighty Ajax aka Joseph Milana, aka "King of Swords", aka "Arabian Sword Swallower" in Fire Acts, in Trained Animals, in WORKING ACTS, in Sword Swallowers
- Anna John Budd aka "Nature's Interrogation", aka William H. Muldoon, aka "The Originator" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Percilla Bejano aka "The Monkey Girl", aka Percilla Lauther, aka Percilla Roman in FREAKS, in Hairy Folk
- Benny Rogers "The An-drog-y'nal Wonder" aka "Both Male and Female in One Body" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Bessie and Bessettes "Half Man and Half Woman aka "Brother and Sister In One Body", aka "Oriental Enigma" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Billie in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- The Amazing Blondini aka Mike Blondini in Sword Swallowers
- Bobby Kork aka "Cherie", aka "A Study In Sex", aka "?", aka "Unknown Sex Family" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Chet Cain aka C.H. Cain in Tattooed People
- David Logsdon "Linda Lopez" aka Linda Lopez, aka Lynn Lopez, aka Linda-Lynn in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Doraldina Huera "Half Man - Half Woman" aka "Sexsational Phenomena" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Johnny Eck aka John Eckhardt, Jr., aka "The Only Living Half-Boy", aka "King of the Freaks", aka "Nature's Greatest Mistake" in FREAKS, in Legless, in Limbless, in Anomalies
- Happy Jack Eckert in FREAKS, in Unusual Size, in Fat Folk
- Ernie & Len aka Ernie Conklin, aka Ernie Defort in FREAKS, in Extra Limbs, in Parasitic Twins
- Esther-Lester aka "Hermaphrodite", aka Eddie Lester in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Fannie and Frank Blais aka The Blais Family of Undetermined Sex in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Frances "Half Man Half Woman" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Francette "Half Man - Half Woman" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Francies Benton "Male And Female In One" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Freda-Fred Van aka "Double-Bodied Wonder", aka "The World's Most Interesting Physique", aka "AKA Frances Ferrel", aka Fred West, aka Freddie West in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Delno Fritz aka Delmo Fritz, aka William Sherman Fritz in Fire Acts, in Sword Swallowers
- Lorett Fulkerson aka "The Tattooed Lady", aka Loretta Love in Tattooed People
- Gene-Jeanette in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Lucio and Simplicio Godino aka The Samar Twins, aka The Godina Brothers in Conjoined Twins, in Siamese Twins
- Benjamin G. Green "The Alligator Man" aka "The Alligator Skin Man" in FREAKS, in Alligator Skin, Elephant Skin, Armadillo-Skin
- Wallace Hagenbeck in Fat Folk
- Roy Heckler aka Herbert Leroy Heckler in Flea Circus
- John Huber aka Jack Huber, aka “Terre Haute’s Armless Phenomenon” in Armless, in Limbless
- Frank B. Hubin
- Robert Huddleston aka The Pony Boy, aka Bob Huddleston in FREAKS, in Odd Extremities, in Camel Girls, Pony Men, Dog Folk
- Jenny Lee and Elvira Snow aka Zippo and Flippo, aka Pipo and Zipo, aka Pip and Flip, aka "Pinheads from Peru" in Pinheads, Microcephalics
- Josephine-Joseph aka "Brother And Sister In One Body" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Kiko and Sulu aka "PINHEADS FROM ZANZIBAR" in Pinheads, Microcephalics
- Lady Little aka "The Doll Lady" in Little People, Midgets, Dwarves
- Frank Lentini aka Francesco A. Lentini, aka "3 Legged Wonder" in FREAKS, in Odd Extremities, in Extra Limbs, in Parasitic Twins
- Leo-Leola "The Human Paradox" aka Homer Tracy in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Lionette aka "The Lion Girl", aka 'The Lion Face Girl", aka Doris Gutterman, aka Dora Gutterman in Hairy Folk
- Louis-Louise Logsdon aka "Sex Enigma", aka Billy Logsdon, aka "Kentucky's Sex Enigma", aka Billy Logsden, aka Pinky Pepper in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Madam Olga aka Jane Barnell, aka Lady Olga, aka Princess Olga, aka Lady Olga Roderick in Bearded Ladies
- Eddie Masher aka Skeleton Dude in FREAKS, in Human Skeleton, Living Skeleton, Thin Man
- Grace McDaniel aka "The Mule-Faced Woman", aka "World's Ugliest Woman", aka Grace McDaniels [sic] in FREAKS, in Craniofacial Anomalies, in Anomalies
- Johnny Meah aka "The Czar of The Bizarre" in Fire Acts, in Sword Swallowers
- Mignon, the Penguin Girl aka Mickey Mignon, aka Ruth Berry, aka Ruth LaArgo, aka Ruth Davis in FREAKS, in Little People, Midgets, Dwarves, in Frog Folk, Turtle Folk, Bear Folk, Serpent Folk, Penguin Folk
- Mondu "Half Man, Half Woman" aka "The Ninth Wonder of the World" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Martha Morris aka Margaret Morris, aka "The Armless Wonder" in FREAKS, in Armless, in Limbless
- Paul-Pauline LaPage aka "Double-Bodied Woman" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Johann K. Petursson aka "The Icelandic Viking Giant" in FREAKS, in Unusual Size, in Giants
- Piramal & Sami aka Piramel & Sami, aka Piramal & Sami, aka Perumal Sami, aka Peroomal and Samy, aka "Double Bodied Hindoo Enigma", aka "Double Bodied Boy" in FREAKS, in Extra Limbs, in Parasitic Twins
- Prince Randion aka Prince Randian, aka "Armless & Legless Wonder", aka "The Living Torso", aka "Caterpillar Man", aka "Snake Man", aka "World's Greatest Living Wonder", aka "Half-Man", aka "The Hindoo Wonder" in FREAKS, in Armless, in Legless, in Limbless
- Roberta Ray aka Bobbie Ray in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Roxana aka "The Living Hermaphrodite" in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Schlitzie aka Simon Metz, aka Slitzy, aka Schlitze, aka Slitzie, aka "The Last of the Aztecs", aka "The Missing Link" in Pinheads, Microcephalics
- Siah Khan aka "The Iranian Giant" in FREAKS, in Giants
- Stella Adams in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman
- Cliff Thompson aka Clifford Marshall Thompson in Giants
- Jeanie Tomaini aka Bernice Smith , aka Strangest Married Couple in FREAKS, in Legless, in Limbless
- The Torp's Loppe Cirkus aka Willy & Else Torp in Flea Circus
- Colon T. Updike "Boy With The Horse's Mane" in FREAKS, in Hairy Folk
- Walter Wanous aka Walter Wanous, Sr.
- John Williams aka "Alligator-Skin Boy" in FREAKS, in Alligator Skin, Elephant Skin, Armadillo-Skin
- The Great Wilno aka Human Projectile [d] in Daredevils
- Zandau aka Zandou, aka "The Quarter Boy", aka "The Turkey Boy", aka Johnny Gilmore, aka Zandu "The Half-Man from Morocco" in FREAKS, in Odd Extremities, in Legless, in Limbless
- Zaza Frazee aka Marjorie Sylvester Frazee, aka "World's Greatest Female Freak", aka "The Bald-Headed Bearded Lady", aka "Not A Half-Man, Half-Woman" in Bearded Ladies, in Half-And-Halfs, Hermaphrodites, Half-Man Half-Woman