BE8

BE8 or BE-8 may refer to:
 * Beryllium-8 (Be-8 or 8Be), an isotope of beryllium
 * Brazilian destroyer escort Bocaina (BE-8), formerly USS Marts
 * Beriev Be-8, a 1947 Soviet aircraft
 * An endianness mode for the ARM architecture
 * The index number for The Nose Book in the Beginner Books collection