Johann van der Westhuizen served in the Constitutional Court of South Africa from 1 February 2004 until his retirement on 31 January 2016.
| No. | Case name | Citation | |
|---|---|---|---|
| 1 | Mashavha v President | 2004. ZACC. 6. | |
| 2 | S v Jaipal | 2005. ZACC. 1. | |
| 3 | Omar v Government | 2005. ZACC. 17. | |
| 4 | Ex Parte Minister of Social Development | 2006. ZACC. 3. | |
| 5 | Magajane v Chairperson, North West Gambling Board | 2006. ZACC. 8. | |
| 6 | Fraser v ABSA | 2006. ZACC. 24. | |
| 7 | Shilubana v Nwamitwa (No. 1) | 2007. ZACC. 14. | |
| 8 | Shilubana v Nwamitwa (No. 2) | 2008. ZACC. 9. | |
| 9 | Merafong Demarcation Forum v President | 2008. ZACC. 10. | |
| 10 | Weare v Ndebele | 2008. ZACC. 20. | |
| 11 | Gcaba v Minister for Safety and Security | 2009. ZACC. 26. | |
| 12 | Nokotyana v Ekurhuleni Metropolitan Municipality | 2009. ZACC. 33. | |
| 13 | Road Accident Fund v Mdeyide | 2010. ZACC. 18. | |
| 14 | Falk and Another v National Director of Public Prosecutions | 2011. ZACC. 26. | |
| 15 | City of Johannesburg Metropolitan Municipality v Blue Moonlight Properties | 2011. ZACC. 33. | |
| 16 | Van der Burg v National Director of Public Prosecutions | 2012. ZACC. 12. | |
| 17 | National Credit Regulator v Opperman | 2012. ZACC. 29. | |
| 18 | Ngewu v Post Office Retirement Fund | 2013. ZACC. 4. | |
| 19 | Tulip Diamonds FZE v Minister for Justice and Constitutional Development | 2013. ZACC. 19. | |
| 20 | Minister of Justice and Constitutional Development v Masingili | 2013. ZACC. 41. | |
| 21 | Loureiro v iMvula Quality Protection | 2014. ZACC. 4. | |
| 22 | De Klerk v Griekwaland Wes Korporatief | 2014. ZACC. 20. | |
| 23 | Khohliso v S | 2014. ZACC. 33. | |
| 24 | Tronox KZN Sands v KwaZulu-Natal Planning and Development Appeal Tribunal | 2016. ZACC. 2. |