Birth Chart and Horoscope of January 31 births
- Abdelmoumene Djabou
- Abraham Adelaja
- Abubakar Sodangi
- Adolfo Hirsch
- Ahmad Haj Mohamad
- Akihiro Mayama
- Alireza Ezzati
- Amina Kamara
- Andrew Austin (sport shooter)
- Andrew Himes
- André Balazs
- Anne-Marie Berglund
- Anthony Muleta
- Artur Mas
- Atahualpa Yupanqui
- Ava Ohlgren
- Babacar Gaye
- Barbara K. Altmann
- Barry M. Costello
- Bob Apodaca
- Brandon Bollig
- Brett Pitman
- Casey Converse
- Casey Scheidegger
- Catherine Wagner (artist)
- Chainarong Tathong
- Charles Jordan (basketball)
- Christopher Oualembo
- Coady Andrews
- Cody Wilson
- Curt Brackenbury
- Dakota Darsow
- Danny Reet
- Dave Benton
- Dave Heinbuch
- David C. Copley
- David J. Eagle
- Derek Jarman
- Dirk Westphal (volleyball)
- Donna Mercado Kim
- Drew Cost
- Ebrahim Enguio Lopez
- Ed Sulkowicz
- Ed Wade
- Eddie Mio
- Elia Favilli
- Elizabeth Alley
- Elvira Todua
- Emmanuel Fernandes Francou
- Faoud Bacchus
- Florian Taulemesse
- Francisco Jairo Silva Santos
- Fred Karger
- Fredson Rodrigues
- Gayla Earlene
- George Elokobi
- Gert Trasha
- Gilman Lika
- Gonny van Oudenallen
- Gonzalo De Mujica
- Grant Morrison
- Gregory Nelson
- Grgur Radoš
- Gábor Tóth (politician)
- Harry Wayne Casey
- Henrik Dam Kristensen
- Hocine Benmiloudi
- Hélio (footballer)
- Ijahnya Christian
- James Cameron (Zimbabwean cricketer)
- James Jude Courtney
- James Yimm Lee
- Jan Hofer
- Jean-Léonce Dupont
- Jeffrey Miron
- Joanna Atkins
- John Kerr (author)
- John McAlle
- Joseph (Balabanov)
- Joseph Paul Jernigan
- Josh Wise (actor)
- José Luis Cordero Manzanares
- Juan de Dios Castillo
- Justin Timberlake
- Jóhan Troest Davidsen
- József Kulcsár
- József Szabó (footballer, born 1956)
- Keith Hooker
- Kenny Higgs
- Klaus Ploghaus
- Kurt Baker (musician)
- Larry McNeill
- Leandro Novais de Souza Alves
- Lehel Fekete
- Line Røddik Hansen
- Lorraine Warren
- Lothar Noack
- Louis Wright (American football)
- Lukas Flückiger
- Luke Ramsay
- Maciej Zajder
- Maksim Vladimirovich Vasilyev
- Manisha Kelkar
- Mario Finarolli
- Mario Lanza
- Mario Risso
- Marjan Janus
- Mark Moors
- Mark Schweiker
- Master KG
- Matthew Hilton (designer)
- Matthew Hislop
- Mauro Baldi
- Maximilian MacAulay
- Maynard Sonntag
- Małgorzata Zajączkowska
- Megan Ellison
- Micha Østergaard
- Michael Melchior
- Michael P. Kelly
- Michel Deziel
- Mikhail Kountras
- Mitsuki Ichihara
- Mozart La Para
- Musa Sinan Yılmazer
- Mustafa Bello
- Nadya Rusheva
- Nancy Steen
- Natalia Duco
- Neil Purvis
- Neilor
- Nemani Nadolo
- Nick Marsh
- Nikita Petrov
- Nikki Chooi
- Norris Church Mailer
- Patrick Pietropoli
- Patti Layne
- Paul Housberg
- Paul Traub
- Paul deLay
- Phil Hicks
- Phil Olsen (athlete)
- Pierre Bernard (rugby union)
- Pierre Pringuet
- Przemysław Kocot
- Qerino da Silva Wagner
- R. Arumugam
- Rafael Akhmetov
- Raúl Richter
- Renan Barão
- Reza Soukhteh-Saraei
- Rick Wilson (racing driver)
- Robert Grubb
- Robert Seifert
- Robin Murray
- Robin Wright-Jones
- Roosevelt Leaks
- Rositsa Pekhlivanova
- Roy Adams (cricketer)
- Rudi Isaacs
- Russell Williams (politician)
- Sameera de Zoysa
- Sarah McEneaney
- Sargon Duran
- Sascha Pichler
- Sayan Sanya
- Sean Lynch (footballer)
- Sebastian Eriksson
- Shalmali Kholgade
- Shohruh
- Shrone Austin
- Sidney Sam
- Sijtje van der Lende
- Simon Mugenyi Byabakama
- Simone Sales
- Stefan Majewski
- Su Ning
- Sándor Németh (wrestler)
- Taijo Teniste
- Ted Power
- Teppei Chikaishi
- Terry Date
- Terry Haskins
- Thomas A. Balmer
- Tim Bartels
- Timur Timerzyanov
- Trevor Josephson
- Vadim Pavlenko
- Valentina de Angelis
- Victor Ortiz
- Vinicius Poit
- Virginia Ruzici
- Vitali Dyakov
- Walter Dix
- Wilfried Wesemael
- Yordi Meeuwisse
- Yves Ma-Kalambay
- Zlatan Azinović
- Zulema Bregado