SESD
| Acronym | Definition |
|---|---|
| SESD | Saskatoon East School Division (Canada) |
| SESD | South East San Diego (San Diego, California, USA) |
| SESD | Science and Ecosystem Support Division |
| SESD | Science and Engineering in Software Development (book; est. 1999) |
| SESD | Sunnyvale Elementary School District (California) |
| SESD | Space Electronic Security Division |