Birth Chart and Horoscope of Alumni of grey college
- Adriaan Strauss
- Alwyn Hollenbach
- Andries Strauss
- Andries Truscott
- Andy Sawford
- Bismarck du Plessis
- Boom Prinsloo
- CJ van der Linde
- Carl Wegner
- Charles Legget
- Chris Jones (cricketer)
- Cobus Reinach
- Coenie Oosthuizen
- Dawie Snyman
- Deon Stegmann
- Dominic Montserrat
- Falie Oelschig
- Flip van der Merwe
- Francois Venter
- Frank Herne
- Frans Viljoen
- François Steyn
- George Whitehead (rugby union)
- Hansie Cronje
- Harry Hadden-Paton
- Heinrich Brüssow
- Heinrich Füls
- Helgard Müller
- Henco Venter
- Hercú Liebenberg
- JW Jonker
- Jackie Snyman
- Jaco Reinach
- Jan Serfontein
- Jannie du Plessis
- Jean Cook
- Joe Pietersen
- Johan Froneman
- Johan Goosen
- Johan Styger
- John Sutherell
- Joubert Horn
- Kevin Stevens (rugby union)
- Lappies Labuschagné
- Laurens Van Der Post
- Marcel van der Merwe
- Michael Horak
- Michael van der Spuy
- Mike Hulme
- Morné du Plessis
- Nish Kumar
- PW van Vuuren
- Paul Jordaan
- Paul Williams (bishop)
- Peter Dixon
- Piet van Zyl (rugby player, born 1989)
- Pieter Muller
- Raoul Larson
- Richard Nugee
- Richardt Strauss
- Rob Ferley
- Robert Ebersohn
- Roland Levinsky
- Ruan Pienaar
- Ruben Kruger
- Schalk van der Merwe (rugby union)
- Sias Ebersohn
- Simon Francis (cricketer)
- Steph Roberts
- Tewis de Bruyn
- Theuns Stofberg
- Tiaan Liebenberg
- Tim Stimpson
- Victor Mpitsang
- Wade Hall-Craggs
- Waltie Vermeulen
- Werner Swanepoel
- Wian du Preez
- Will Phillips