| IS Staafgard, Ida |  SWE | 2003 |
| RS Staath, R. |  FRA | – |
| SS Stabler, Sam |  GBR | 1992 |
| AS Stacey, Ashley |  USA | 1992 |
| NS Stacey, Nick | GBR | 1927–2017 |
| OS Stachnik, Oskar |  POL | 1998 |
| AS Stachowicz, Angelika |  GER | 1957 |
| HS Stachowicz, Helena | POL | 1923 |
| ES Stachurska, Elzbieta | POL | 1959 |
| AS Stack, Adam |  NZL | 2003 |
| DS Stack, Dani | USA | 1990 |
| XS Stad-de Jong, Xenia OG |  NED | 1922–2012 |
| MS Staden, Miandi van |  RSA | 2002 |
| JS Stadler, Joseph | USA | 1880–1950 |
| MS Stadler, Milan | GER | 2007 |
| KS Stadtmüller, Karl-Heinz Race walking |  GDR | 1953–2018 |
| JS Staehli, Julie-Anne |  CAN | 1993 |
| LS Staehr Rodtnes (1999), Liv |  DEN | – |
| GS Stafford, Gabriela | CAN | 1995 |
| JS Stafford, Jermaine | USA | 1974 |
| JS Stafford, Jessie |  AUS | 1995 |
| JS Stafford, Jonas |  IRL | 2005 |
| LS Stafford, Lucia | CAN | 1998 |
| RS Stafford, Rashad | USA | 1978 |
| SS Stafford, Seon |  TTO | 1991 |
| SS Stafilidis, Savvas |  GRE | 1971 |
| SS Stageberg, Steve | USA | 1947 |
| CS Stahl, Christian |  URU | 1976 |
| DS Stahl, Daniel OG | SWE | 1992 |
| JS Stahl, Jasmina | GER | 2002 |
| KS Stahl, Kjell-Erik | SWE | 1946 |
| LS Stahl, Linda | GER | 1985 |
 Stahlberg, Reijo Shot put |  FIN | 1952 |
| RS Stahringer (1921), Roberto |  ARG | – |
| AS Staib, Anna | AUS | – |
| RS Staici (1967), Ramona |  ROU | – |
| CS Staicu, Cristian Iulian | ROU | 1993 |
| LS Staicu, Laurentiu | ROU | 1970 |
| SS Staicu, Simona | ROU | 1971 |
| CS Staicu (1950), Constantin | ROU | – |
| JS Stainer, J. | GBR | – |
| GS Staines, Gary | GBR | 1963 |
| LS Staines, Linda | GBR | 1963 |
| KS Stainton, Katie | GBR | 1995 |
| YS Stakanov (1980), Yevgeny |  TJK | – |
| ES Staker, Eddie |  ENG | – |
| JS Staladi, Joseph | NZL | – |
| TS Stalev, Todor |  BUL | 1938 |
| LS Stallan, Lakara | AUS | 2003 |
| HS Stallard, Henry | GBR | 1901–1973 |
| SS Stallard, Scott |  BER | – |
| DS Stallings, D'Shaun |  FSM | – |
| JS Stallings, Jeremy | USA | 1974 |
| RS Stallwood, Rebecca | CAN | 1978 |
| JS Stallworth, James | USA | 1971 |
| JS Stallworth, Joel | USA | 1983 |
| AS Stalmach, Andrzej | POL | 1942–2020 |
| RS Stalman, Ria OG | NED | 1951 |
| SS Stals, Sandra |  BEL | 1975 |
| IS Stamatapoulos, Ioannis | GRE | 1986 |
| AS Stamatescu, Aurel | ROU | 1941 |
| MS Stamatogiannis, Michail Shot put | GRE | 1982 |
| NS Stamatonikolos, Nikolaos | GRE | 2003 |
| TS Stamatopoulos, Theodoros | GRE | 1970 |
| IS Stamatopoulou, Ioanna | GRE | 2008 |
| JS Stambergova, Jaroslava |  CZE | 1899–1986 |
 Stambolic, Marija |  SRB | 1993 |
 Stambolova, Vania 400m · 400m hurdles | BUL | 1983 |
| GS Stambolski, Georgi | BUL | 1968 |
 Stamejcic, Draga Pentathlon · 80H · Long jump |  JUG | 1937–2015 |
 Stamenova, Rositsa | BUL | 1955 |
| JS Stamison, Jill | USA | – |
| GS Stamoulis, Georgios | GRE | 1998 |
| KS Stamoulis, Konstantinos | GRE | 1997 |
| JS Stamps, Julia | USA | 1978 |
| CS Stan, Constantin | ROU | 1951 |
| TS Stan, Tudor | ROU | 1953 |
| BS Stanaway, Brandon | AUS | 1999 |
| JS Stanberg, Jasmine | AUS | – |
| US Stancev Stevanovic, Una |  ESP | 2002 |
| SS Stanchev (1977), Stefan | BUL | – |
| CS Stanciu, Carmen | ROU | 1970 |
| DS Stanciu, Daniela High jump | ROU | 1987 |
| PS Stanciu, Paul | ROU | 1960 |
| AS Stancu, Adriana | ROU | 1952 |
| FS Stancu, Florentina | ROU | 1933 |
| IS Stancu, Ioana | ROU | 1948 |
| JS Standen, Jorge |  CHI | – |
| JS Stander, Janita | RSA | 1990 |
| RS Stander, Righardt | RSA | 2004 |
| SS Stander, Steven |  ECU | – |
| YS Stander, Yolandi | RSA | 1998 |
| PS Standing, Peter | GBR | 1950 |
| RS Standing, Regan | NZL | 1991 |
 Stanek, Tomas | CZE | 1991 |
| GS Stanel, Gheorghe | ROU | 1933 |
| MS Stanescu, Mariana | ROU | 1964 |
| SS Stanescu, Sorin | ROU | 1971 |
| IS Stanev, Ivan | BUL | 1957 |
| AS Stanfield, Andy OG | USA | 1927–1985 |
