HP5

HP5 or variant, may refer to:


 * HP5, a postcode for Chesham, see HP postcode area
 * hP5, a Pearson symbol
 * Harry Potter and the Order of the Phoenix, the fifth Harry Potter novel
 * Harry Potter and the Order of the Phoenix (film), the fifth Harry Potter film
 * Handley Page Type E a.k.a. H.P.5, an airplane
 * HP-5, a glider designed by Richard Schreder
 * HP5 and HP5+, a type of photographic stock, see Ilford HP