U39 may refer to:
- German submarine U-39, various vessels
- HMS Hind (U39), a sloop of the Royal Navy
- Small nucleolar RNA SNORD39
- Small rhombidodecahedron
This disambiguation page lists articles associated with the title U39.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.