| Seller, Aimar |
| Selli, Tiia |
| Selter, Tarmo |
| Semlek, Leo |
| Semper, Johannes |
| Sepling, Eero |
| Sepp, Eino |
| Sepp, Georg |
| Sepp, Kairi |
| Sepp, Merilin |
| Seppel, Merilin |
| Sermat, Ain |
| Siemer, Rain |
| Sigel, Kurt |
| Sigurður Örn Brynjolfsson |
| Siig, Arvi |
| Siilbek, Elina |
| Sikemäe, Ilmar |
| Sikemäe, Uno |
| Sild, Ave-Maria |
| Sildnik, Sven |
| Siljalill |
| Sillamaa, Kaari |
| Sillaots, Marta |
| Sillaste, Kertu |
| Sils, P. |
| Simm, Kadri |
| Siniallik, Joel |
| Sinijärv, Karl Martin |
| Sisask, Siiri |
| Sits, Eve Hele |
| Skalbe, Kārlis |
| Slavina, Marta |
| Slavina, Nadja |
| Slavitski, Ilja |
| Smallman, Steve |
| Smedley, Nikky |
| Smith, Dick |
| Smuul, Juhan |
| Soans, Kerttu |
| Soar, Redik |
| Soasepp, Tiia |
| Soesoo, Tiiu |
| Sohberg, Mart |
| Sokolov-Mikitov, Ivan |
| Sokolov, Dmitri |
| Soo, Ada M (pseud) |
| Soomets, Triin |
| Soomre, Ivi |
| Soonik, Mati |
