- Socialist Party of Azania
- Société civile
- Société civile de la Guinée
- Société civile du Bénin
- Société civile du Niger
- Société civile du Sénégal
- Société civile guinéenne
- Society for International Development
- Socio-Economic Rights Institute of South Africa
- Soenke Zehle
- Sofia Casarrubia
- Sokari Ekine
- Sokari Ekine and Firoze Manji
- Sokari Ekine and Mia Nikasimo
- Sokari Ekine and Muna Ali
- Sokari Ekine e Firoze Manji
- Sokari Ekine et Firoze Manji
- Sokari et Firoze Manji
- Sokwanele
- Soleyana S. Gebremichael
- Solidarity for African Women's Rights
- Solome Nakaweesi-Kimbugwe
- Solome Nakaweesi-Kimbugwe and Frank Mugisha
- Solomon Comissiong
- Solomon Demba
- Solomon Gebre-Selassie
- Solomon Ramonyai
- Solomon Vincent
- SOLWADI (Solidarity with Women in Distress)
- Somali Speaking Centre of International PEN (SS PEN)
