Alhena (disambiguation)

Alhena may refer to:
 * Alhena (star), the third-brightest object in the constellation of Gemini, also known as Gamma Geminorum
 * USS Alhena - an attack cargo ship built in 1941
 * Alhena (AKL-38) - a ship built for the United States Army as FS-257 in 1944