SZD
# SZD

SZD may refer to:

* Schizoaffective disorder, a psychiatric diagnosis with symptoms of a mood disorder and schizophrenia
* Sheffield City Airport (IATA code)
* The Soviet Railways (Sovetskie Zheleznye Dorogi)
* A microcar made by SeAZ, SZ cycle-car series
* Szybowcowy Zakład Doświadczalny, a glider manufacturer in Poland
* Suzhou East railway station, China Railway pinyin code SZD
