L30

L30 may refer to:
 * 60S ribosomal protein L30
 * Albatros L 30, a German biplane
 * HMS Blankney (L30), a destroyer of the Royal Navy
 * Mitochondrial ribosomal protein L30
 * Nissan Altima (L30), a Japanese American market-only automobile
 * Royal Ordnance L30, a tank gun
 * Toyota Tercel (L30), a Japanese automobile
 * Zeppelin L 30, an airship of the Imperial German Navy