Birth Chart and Horoscope of May 18 births
- Alaa El-Din El-Shafei
- Alan Becker
- Alberto Minetti
- Alexandru Chipciu
- Aloysius Maryadi Sutrisnaatmaka
- Anang Iskandar
- Andrew Gross
- Andrew Walker (footballer)
- André Kilian
- Angelo Corsi
- Ashiesh Roy
- Barbara Bagócsi
- Barry E. Jackson
- Ben Feringa
- Bob Janecyk
- Boris Christoff
- Boris Shlapak
- Brad Loekle
- Brian Hooper
- Carl Lombé
- Carlos Berrocal
- Carlos Tomás
- Carol Buckley
- Carsten Eggers
- Chandrapal Kushwaha
- Charles Gilbert (American football)
- Chris Baumann
- Christian Andreasen
- Cintia Frencia
- Connie Moran
- Corey Whisenhunt
- Courtney Combs
- Courtney Cox (musician)
- Cristian Cuffaro Russo
- Cyndy Poor
- DJ Premier (Ghana)
- Daniel D. Bruce
- David Mims (offensive tackle)
- Denise Majette
- Dennis Morrison
- Denny Dillon
- Diane Duane
- Didí Torrico
- Donyell Marshall
- Douglão
- Earl Irvin West
- Eiko Matsuda
- Ekkehardt Belle
- Elvinn Keo
- Elías Hartard
- Emily Calandrelli
- Eniel Polynice
- Eric Gerets
- Eric Gregg
- Ernst Mayr (computer scientist)
- Evgeny Kurbatov
- Ferenc Kalmár
- Fergus Baker
- Fernando Julien Freire
- Firmin Le Bourhis
- Fivos Vrahimis
- Frank Plasberg
- George Mackie (footballer)
- Gerry Mendicino
- Gregg Karukas
- Guiday Mendy
- Harvinder Pal Singh Sibia
- Hayat Lambarki
- Hekkie Budler
- Helen Chadwick
- Hideya Okamoto
- Hirooki Arai
- Iván Nadal
- James Gaines
- Janeiler Rivas Palacios
- Jeana Yeager
- Jennifer Guevara
- Jim Farr
- Jim Moginie
- Jimmy Case
- Jo Jae-cheol
- Joe Brooks (singer)
- Johan Herbst
- Johanne Delisle
- John Baby
- John Grice (sport shooter)
- John Schumann
- Jorge Gomes Filho
- Josh Bellamy
- José Luis Chávez
- Juan Baena
- Juan Pablo Begazo
- Julio Salvá
- Julius Gregory
- Junior Muñoz
- Jürgen Rittenauer
- Kamran Naeem
- Karolis Petrukonis
- Kaspars Daugaviņš
- Katya Shchekina
- Kim Sang-hee
- Krista Phillips
- Kévin Reza
- Kōji Seto
- Lawrence Boston
- Lena T. Hansson
- Leo Zulueta
- Les Lawrence
- Li Ping (table tennis)
- Liam Walsh (boxer)
- Ligger Moreira Malaquias
- Lothar Thoms
- Lu Zhangong
- Lynne Talley
- Lưu Quang Minh
- Marc Heider
- Marco Onorato
- Mariana Cifuentes
- Mark Mothersbaugh
- Marquis Johnson
- Martin Halstead
- Martin Hoke
- María Antonia Martínez
- María Fernández Ugarte
- Matteo Trini
- Maxime Valet
- Michael E. Rose
- Michael W. McConnell
- Mieko Yoshimura
- Mike Baird (musician)
- Mike Williams (wide receiver, born 1987)
- Min Lu
- Mirtha Colón
- Mondaire Jones
- Motomasa Aoki
- Murat Yıldırım (footballer)
- N. Robin Crossby
- Naomichi Ozaki
- Nat Williams
- Natalia Ghilzon
- Nathan Bartholomay
- Niall O'Dowd
- Nick Chatterton
- Nick Wyman
- Niklas Lindgren (sailor)
- Norbert Gasser
- Olga Desyatskaya
- Paolo Vallesi
- Patrick (Pa) Bourke
- Paul Baysse
- Paul Da Vinci
- Philip Arnold Subira Anyolo
- Philip Durack
- Phillip Simmonds
- Plamen Donev
- Pushkaraj Chavan
- Reinhold Heil
- Renée Schroeder
- Richard Clarida
- Rick House
- Ricky Davis (American football)
- Rolf Bietmann
- Rouzbeh Arghavan
- Ryan Cooley
- Ryan Lamb
- Ryan Walsh
- Ryan Watts
- Ryūzaburō Ōtomo
- Sabrina Delannoy
- Samuel I. Rosenberg
- Sigrun Berg
- Sione Kalamafoni
- Sofie Hendrickx
- Solomon Bockarie
- Steve Tello
- Swayze Waters
- Szabolcs Kemenes
- Taishan Dong
- Takamasa Sakai
- Takis Pantelis
- Tanner Wayne
- Tarek Yehia (weightlifter)
- Tatjana Blacher
- Tatsuya Ikeda
- Thierry Meyssan
- Thomas Schneeberger
- Tony McFadden
- Tony Succar
- Tuula Vilkas
- Um Ji-eun
- Ute Kircheis-Wessel
- Verónica Pérez
- Victoria Quirino-Delgado
- Viraj Pushpakumara
- Weiwei Ai
- Wendy Kimani
- Wladyslaw Hancza
- Yoav Kutner
- Yu Kijima
- Zang Cailing