Schu - sepa
- Schuller, Robert
- Schultz, Dutch
- Schultz, Theodore William
- Schulz, Charles Monroe
- Schuman, William Howard
- Schumpeter, Joseph Alois
- Schurz, Carl
- Schuyler, Philip John
- Schuylkill River
- Schwab, Charles Michael
- Schwarzenegger, Arnold
- Schwarzkopf, H. Norman, Jr.
- Schweickart, Russell Louis (Rusty)
- Schwinger, Julian Seymour
- sci-fi
- Science Digest
- Scientific American
- scientology
- scissor-tailed flycatcher
- scissortail
- SCLC
- Scoopy's
- Scope
- Scopes Trial
- scorched-earth policy
- Scorsese, Martin
- Scotch
- Scotch tape
- Scotch-Irish
- Scott Air Force Base
- Scott Paper Co.
- Scott v. Sanford
- Scott, George Campbell
- Scott, James Brown
- Scott, Winfield
- Scotties
- Scotts Bluff National Monument
- Scottsboro boys
- Scottsboro cases
- Scottsboro incident
