Performers active
- Anita "The Elephant Nose Girl" in Craniofacial Anomalies
- Baby Thelma aka Thelma Williams in Fat Folk
- 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-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- Charles Rubinstein
- Copper Rex Allen in Snake Acts, in Geeks
- David Logsdon "Linda Lopez" aka Linda Lopez, aka Lynn Lopez, aka Linda-Lynn in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- Diana D'Elgar "Sensation of Three Continents" aka "The Strangest Human Being Possible On This Earth", aka George Searles, aka George Val George, aka "Double-Sexed", aka "Oola, The Ape Girl" in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- The Doll Family aka The Earles, aka Grace, Harry, Daisy, Tiny Earles, aka "The Tiny Town Review", aka Grace, Tiny, Harry & Daisy Schneider in Little People, Midgets, Dwarves
- Mildred D. Durks aka Mildred Lasher, aka "The Alligator-Skinned Girl" in FREAKS, in Alligator Skin, Elephant Skin, Armadillo-Skin
- Kenny Easterday aka "Half-Boy" in Legless, in Limbless
- 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
- Elizabeth Green "The Stork Woman" aka Koo Koo, The Bird Girl, aka Molina, the Pinhead in FREAKS, in Wild Folk
- Emmit Bejano aka "The Alligator Skinned Boy", aka "Lobello", aka Emmitt Driggers, aka "The Strangest Married Couple" in Alligator Skin, Elephant Skin, Armadillo-Skin
- Esther-Lester aka "Hermaphrodite", aka Eddie Lester in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- Frank Lentini aka Francesco A. Lentini, aka "3 Legged Wonder" in FREAKS, in Odd Extremities, in Extra Limbs, in Parasitic Twins
- Francis Doran aka "The Original Maxine", aka Frankie Doran in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites, in Sword Swallowers
- Frieda Pushnik aka Freda Pushnik, aka Freida K. Pushnik, aka "Armless, Legless Wonder" in Armless, in Legless, in Limbless
- Lorett Fulkerson aka "The Tattooed Lady", aka Loretta Love in Tattooed People
- Robert Huddleston aka The Pony Boy, aka Bob Huddleston in FREAKS, in Odd Extremities, in Camel Girls, Pony Men, Dog Folk
- Jose de Leon aka "Armless Marvel", aka Asencion H. De Leon, aka "The Armless Guitarist" in FREAKS, in Armless, in Limbless
- Julius Graubart aka Julius The Pinhead in Pinheads, Microcephalics
- Patricia Katts aka Lady Patricia, aka Patricia Zerm in Sword Swallowers
- Lady Little aka "The Doll Lady" in Little People, Midgets, Dwarves
- Larry Benner in Flea Circus, in Magicians, in Ventriloquists
- Laurello aka Martin Joe Laurello, aka Lourello, aka "The Man With The Revolving Head", aka "The Wonder Man", aka Martin Emmerling, aka "The Human Owl" in Misc Freaks, in Strange Talents, in Contortionists, in Trained Animals
- Rosa Lee aka "Armless Wonder", aka "Armless Girl", aka "Armless and Harmless" in Armless, in Limbless
- Leo-Leola "The Human Paradox" aka Homer Tracy in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- Louis-Louise Logsdon aka "Sex Enigma", aka Billy Logsdon, aka "Kentucky's Sex Enigma", aka Billy Logsden, aka Pinky Pepper in Half-Man Half-Woman, Half-And-Halfs, Hermaphrodites
- Mary Belle aka Mary Belle de Vargas in Armless
- 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
- Robert Owen Melvin aka Bob Melvin, aka "The Man with Two Faces" in FREAKS, in Anomalies
- Melvin Burkhart aka "The Original Human Blockhead", aka "Anatomical Wonder", aka "The Two-Faced Man" in WORKING ACTS, in Gurners and Grimacers, in Human Blockhead, in Magicians
- 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
- Milo, "The Mule-Faced Boy" aka Kokomo, aka Kokomo Trapini, aka Kokomo Milo in FREAKS, in Craniofacial Anomalies
- Percilla Bejano aka "The Monkey Girl", aka Percilla Lauther, aka Percilla Roman in FREAKS, in Hairy Folk
- Roy Heckler aka Herbert Leroy Heckler in Flea Circus
- Sailor Jim White in Strong Folk
- Sam Alexander aka "The Man With Two Faces" in FREAKS, in Craniofacial Anomalies
- Sam Alexander aka "The Man With Two Faces" in FREAKS, in Craniofacial Anomalies
- Schlitzie aka Simon Metz, aka Slitzy, aka Schlitze, aka Slitzie, aka "The Last of the Aztecs", aka "The Missing Link" in Pinheads, Microcephalics
- Sis Cook in Armless, in Limbless
- Grady Stiles aka "Lobster Boy", aka "Lobster Man", aka Grady Franklin Stiles, Jr. in FREAKS, in Odd Extremities, in Lobster Folk
- Tanit-Ikao in WORKING ACTS, in Circassians, in Sword Ladders, in Fakirs
- Cliff Thompson aka Clifford Marshall Thompson in Giants
- Tiny Dollita aka "That Atomic Bomb of Entertainment", aka Helen Magdelaine Pekar in Little People, Midgets, Dwarves, in Musical Acts
- 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
- Walter Wanous aka Walter Wanous, Sr.
- William Durks aka Bill Durks, aka "The Three-Eyed Man", aka "The Man From World War Zero" in FREAKS, in Anomalies, in Craniofacial Anomalies
- 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