| Indoor Tennis Stadium | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=985 | http://www.sun.ac.za/english/PublishingImages/Maps/Stellenbosch_Eng/Main%20campus%20map.pdf, /english/PublishingImages/Maps/Stellenbosch_Eng/Main%20campus%20map.pdf | Indoor Tennis Stadium | Buildings | Die Laan, Coetzenberg |
| Industrial Engineering | http://www.sun.ac.za/english/faculty/eng/Lists/navigationalcarousel/DispForm.aspx?ID=8 | http://www.ie.sun.ac.za/, Industrial Engineering | Industrial Engineering | Department | |
| Industrial Psychology | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=823 | http://www.sun.ac.za/english/Documents/Maps/Stellenbosch_Eng/Economic%20map.pdf, Campus map | Industrial Psychology | Buildings | Merriman lane |
| Industrial Psycology | http://www.sun.ac.za/english/faculty/economy/Lists/navigationalcarousel/DispForm.aspx?ID=5 | http://www.sun.ac.za/english/faculty/economy/industrial-psychology/, Industrial Psycology | Industrial Psycology | Department | |
| Information Centre for Childrens' Literature and Media | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=563 | http://academic.sun.ac.za/education/faculty/iskemus/index.html, http://academic.sun.ac.za/education/faculty/iskemus/index.html | Information Centre for Childrens' Literature and Media | Services | |
| Information Science | http://www.sun.ac.za/english/faculty/arts/Lists/Departmental Carousel/DispForm.aspx?ID=12 | http://www.informatics.sun.ac.za/index.php, Information Science | Information Science | Department | |
| Information Technology | http://www.sun.ac.za/english/management/Lists/Navigation Research Innovation/DispForm.aspx?ID=5 | http://blogs.sun.ac.za/it/, http://blogs.sun.ac.za/it/ | Information Technology | | |
| Information Technology Support Wiki | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=1088 | http://www0.sun.ac.za/itservices/, Information Technology Support Wiki | Information Technology Support Wiki | Admin | |
| InnovUS | http://www.sun.ac.za/english/management/Lists/Navigation Operations Finance/DispForm.aspx?ID=2 | http://www.innovus.co.za/pages/english/home.php, http://www.innovus.co.za/pages/english/home.php | InnovUS | Units | |
| Innovus (Intellectual Property) | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=566 | http://www.innovus.co.za/pages/afrikaans/tuis.php, InnovUS | Innovus (Intellectual Property) | Admin | |
| Insectarium | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=915 | http://www.sun.ac.za/english/PublishingImages/Maps/Stellenbosch_Eng/Agri%20map.pdf, /english/PublishingImages/Maps/Stellenbosch_Eng/Agri%20map.pdf | Insectarium | Buildings | Victoria street |
| Institute for Futures Research | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=567 | http://www.ifr.sun.ac.za/Home, Institute for Futures Research | Institute for Futures Research | Department | |
| Institute for Mathematics and Science Education (IMSTUS) | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=568 | http://academic.sun.ac.za/iwwous/, IMSTUS | Institute for Mathematics and Science Education (IMSTUS) | Department | |
| Institute for Plant Biotechnology | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=569 | http://academic.sun.ac.za/ipb/, Institute for Plant Biotechnology | Institute for Plant Biotechnology | Department | |
| Institute for Polymer Science | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=570 | http://academic.sun.ac.za/polymer/, Institute for Polymer Science | Institute for Polymer Science | Department | |
| Institute for Theoretical Physics | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=571 | http://www.physics.sun.ac.za/theory/, Institute for Theoretical Physics | Institute for Theoretical Physics | Department | |
| Institute for Thermodynamics and Mechanics | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=572 | http://www.itm.sun.ac.za/, Institute for Thermodynamics and Mechanics | Institute for Thermodynamics and Mechanics | Department | |
| Institutes and Centres | http://www.sun.ac.za/english/faculty/economy/Lists/navigationalcarousel/DispForm.aspx?ID=9 | http://www.sun.ac.za/statistics/, Institutes and Centres | Institutes and Centres | Department | |
| Institutional Strategy,Research and Analytics | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=1142 | http://www.sun.ac.za/english/Institutional-Strategy/Pages/default.aspx, Institutional Strategy | Institutional Strategy,Research and Analytics | Admin | |
| Interdisciplinary Health Sciences | http://www.sun.ac.za/english/faculty/healthsciences/Lists/navigationalcarousel/DispForm.aspx?ID=9 | http://www.sun.ac.za/english/faculty/healthsciences/interdisciplinary-health-sciences/Pages/default.aspx, Department: Interdisciplinary Health Sciences | Interdisciplinary Health Sciences | Department | |
| International Office | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=577 | http://www0.sun.ac.za/international/, International Office | International Office | Admin | |
| Irene | http://www.sun.ac.za/english/Lists/functionalareas/DispForm.aspx?ID=922 | http://www0.sun.ac.za/irene/, Irene | Irene | Buildings | Cnr Victoria & Marais street |
