SDF3 may refer to:
*
Spatial data file 3, a geodatabase file format
* ''SDF-3 Pioneer'', a
fictional spacecraft
This is a list of fictional spacecraft, starships and exo-atmospheric vessels that have been identified by name in notable published works of fiction. The term "spacecraft" is mainly used to refer to spacecraft that are real or conceived using pres ...
from the animated series ''Robotech''
{{Letter-number combination disambiguation