39 Laetitia ( /lɨˈtiːʃiə/) is a large, bright main-belt asteroid.
Laetitia was discovered by J. Chacornac on February 8, 1856, and named after Laetitia, a minor Roman goddess of gaiety.
Observations of an occultation on March 21, 1998, produced several chords indicating an ellipsoid of 219×142 km.